Update file structure

126 files changed, 196 insertions, 200 deletions

diff --git a/.gitignore b/.gitignore
index efacba1ef..350e12995 100644
--- a/.gitignore
+++ b/.gitignore
@@ -81,7 +81,7 @@ packages/contract-wrappers/test/artifacts/
 
 # generated contract wrappers
 packages/0x.js/src/generated_contract_wrappers/
-packages/contracts/src/generated_contract_wrappers/
+packages/contracts/generated_contract_wrappers/
 packages/contract-wrappers/src/contract_wrappers/generated/
 packages/metacoin/src/contract_wrappers
 packages/fill-scenarios/src/generated_contract_wrappers/
diff --git a/packages/contracts/package.json b/packages/contracts/package.json
index 1a26f3364..e95366376 100644
--- a/packages/contracts/package.json
+++ b/packages/contracts/package.json
@@ -22,10 +22,10 @@
         "test:trace": "SOLIDITY_REVERT_TRACE=true run-s build run_mocha",
         "run_mocha":
             "mocha --require source-map-support/register --require make-promises-safe 'lib/test/**/*.js' --timeout 100000 --bail --exit",
-        "compile": "sol-compiler",
-        "clean": "shx rm -rf lib src/generated_contract_wrappers",
+        "compile": "sol-compiler --contracts-dir src",
+        "clean": "shx rm -rf lib generated_contract_wrappers",
         "generate_contract_wrappers":
-            "abi-gen --abis  ${npm_package_config_abis} --template ../contract_templates/contract.handlebars --partials '../contract_templates/partials/**/*.handlebars' --output src/generated_contract_wrappers --backend ethers",
+            "abi-gen --abis  ${npm_package_config_abis} --template ../contract_templates/contract.handlebars --partials '../contract_templates/partials/**/*.handlebars' --output generated_contract_wrappers --backend ethers",
         "lint": "tslint --project . --exclude **/src/generated_contract_wrappers/**/* --exclude **/lib/**/*",
         "coverage:report:text": "istanbul report text",
         "coverage:report:html": "istanbul report html && open coverage/index.html",
diff --git a/packages/contracts/src/contracts/previous/Arbitrage/Arbitrage.sol b/packages/contracts/src/1.0.0/Arbitrage/Arbitrage.sol
index 5054afc2f..5054afc2f 100644
--- a/packages/contracts/src/contracts/previous/Arbitrage/Arbitrage.sol
+++ b/packages/contracts/src/1.0.0/Arbitrage/Arbitrage.sol
diff --git a/packages/contracts/src/contracts/previous/ERC20Token/ERC20Token_v1.sol b/packages/contracts/src/1.0.0/ERC20Token/ERC20Token_v1.sol
index e05ee2d5e..e05ee2d5e 100644
--- a/packages/contracts/src/contracts/previous/ERC20Token/ERC20Token_v1.sol
+++ b/packages/contracts/src/1.0.0/ERC20Token/ERC20Token_v1.sol
diff --git a/packages/contracts/src/contracts/previous/EtherDelta/AccountLevels.sol b/packages/contracts/src/1.0.0/EtherDelta/AccountLevels.sol
index 8d7a930d3..8d7a930d3 100644
--- a/packages/contracts/src/contracts/previous/EtherDelta/AccountLevels.sol
+++ b/packages/contracts/src/1.0.0/EtherDelta/AccountLevels.sol
diff --git a/packages/contracts/src/contracts/previous/EtherDelta/EtherDelta.sol b/packages/contracts/src/1.0.0/EtherDelta/EtherDelta.sol
index fe599ca0a..fe599ca0a 100644
--- a/packages/contracts/src/contracts/previous/EtherDelta/EtherDelta.sol
+++ b/packages/contracts/src/1.0.0/EtherDelta/EtherDelta.sol
diff --git a/packages/contracts/src/contracts/previous/Exchange/Exchange_v1.sol b/packages/contracts/src/1.0.0/Exchange/Exchange_v1.sol
index 3f8e7368d..3f8e7368d 100644
--- a/packages/contracts/src/contracts/previous/Exchange/Exchange_v1.sol
+++ b/packages/contracts/src/1.0.0/Exchange/Exchange_v1.sol
diff --git a/packages/contracts/src/contracts/previous/Exchange/IExchange_v1.sol b/packages/contracts/src/1.0.0/Exchange/IExchange_v1.sol
index ec4bce7b0..ec4bce7b0 100644
--- a/packages/contracts/src/contracts/previous/Exchange/IExchange_v1.sol
+++ b/packages/contracts/src/1.0.0/Exchange/IExchange_v1.sol
diff --git a/packages/contracts/src/contracts/previous/MultiSigWalletWithTImeLockExceptRemoveAuthorizedAddress/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.sol b/packages/contracts/src/1.0.0/MultiSigWalletWithTImeLockExceptRemoveAuthorizedAddress/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.sol
index 241e02d4a..241e02d4a 100644
--- a/packages/contracts/src/contracts/previous/MultiSigWalletWithTImeLockExceptRemoveAuthorizedAddress/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.sol
+++ b/packages/contracts/src/1.0.0/MultiSigWalletWithTImeLockExceptRemoveAuthorizedAddress/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.sol
diff --git a/packages/contracts/src/contracts/previous/Ownable/IOwnable_v1.sol b/packages/contracts/src/1.0.0/Ownable/IOwnable_v1.sol
index 7e22d544d..7e22d544d 100644
--- a/packages/contracts/src/contracts/previous/Ownable/IOwnable_v1.sol
+++ b/packages/contracts/src/1.0.0/Ownable/IOwnable_v1.sol
diff --git a/packages/contracts/src/contracts/previous/Ownable/Ownable_v1.sol b/packages/contracts/src/1.0.0/Ownable/Ownable_v1.sol
index c87438fa4..c87438fa4 100644
--- a/packages/contracts/src/contracts/previous/Ownable/Ownable_v1.sol
+++ b/packages/contracts/src/1.0.0/Ownable/Ownable_v1.sol
diff --git a/packages/contracts/src/contracts/previous/SafeMath/SafeMath_v1.sol b/packages/contracts/src/1.0.0/SafeMath/SafeMath_v1.sol
index 341d611ec..341d611ec 100644
--- a/packages/contracts/src/contracts/previous/SafeMath/SafeMath_v1.sol
+++ b/packages/contracts/src/1.0.0/SafeMath/SafeMath_v1.sol
diff --git a/packages/contracts/src/contracts/previous/Token/Token_v1.sol b/packages/contracts/src/1.0.0/Token/Token_v1.sol
index de619fb7e..de619fb7e 100644
--- a/packages/contracts/src/contracts/previous/Token/Token_v1.sol
+++ b/packages/contracts/src/1.0.0/Token/Token_v1.sol
diff --git a/packages/contracts/src/contracts/previous/TokenRegistry/ITokenRegistery.sol b/packages/contracts/src/1.0.0/TokenRegistry/ITokenRegistery.sol
index b8bdaf3b9..b8bdaf3b9 100644
--- a/packages/contracts/src/contracts/previous/TokenRegistry/ITokenRegistery.sol
+++ b/packages/contracts/src/1.0.0/TokenRegistry/ITokenRegistery.sol
diff --git a/packages/contracts/src/contracts/previous/TokenRegistry/TokenRegistry.sol b/packages/contracts/src/1.0.0/TokenRegistry/TokenRegistry.sol
index 7417a10a3..7417a10a3 100644
--- a/packages/contracts/src/contracts/previous/TokenRegistry/TokenRegistry.sol
+++ b/packages/contracts/src/1.0.0/TokenRegistry/TokenRegistry.sol
diff --git a/packages/contracts/src/contracts/previous/TokenTransferProxy/TokenTransferProxy_v1.sol b/packages/contracts/src/1.0.0/TokenTransferProxy/TokenTransferProxy_v1.sol
index e3659d8ba..e3659d8ba 100644
--- a/packages/contracts/src/contracts/previous/TokenTransferProxy/TokenTransferProxy_v1.sol
+++ b/packages/contracts/src/1.0.0/TokenTransferProxy/TokenTransferProxy_v1.sol
diff --git a/packages/contracts/src/contracts/previous/UnlimitedAllowanceToken/UnlimitedAllowanceToken_v1.sol b/packages/contracts/src/1.0.0/UnlimitedAllowanceToken/UnlimitedAllowanceToken_v1.sol
index 46379c43d..46379c43d 100644
--- a/packages/contracts/src/contracts/previous/UnlimitedAllowanceToken/UnlimitedAllowanceToken_v1.sol
+++ b/packages/contracts/src/1.0.0/UnlimitedAllowanceToken/UnlimitedAllowanceToken_v1.sol
diff --git a/packages/contracts/src/contracts/current/multisig/MultiSigWallet.sol b/packages/contracts/src/2.0.0/multisig/MultiSigWallet.sol
index 79fd92029..79fd92029 100644
--- a/packages/contracts/src/contracts/current/multisig/MultiSigWallet.sol
+++ b/packages/contracts/src/2.0.0/multisig/MultiSigWallet.sol
diff --git a/packages/contracts/src/contracts/current/multisig/MultiSigWalletWithTimeLock.sol b/packages/contracts/src/2.0.0/multisig/MultiSigWalletWithTimeLock.sol
index 9766c2158..9766c2158 100644
--- a/packages/contracts/src/contracts/current/multisig/MultiSigWalletWithTimeLock.sol
+++ b/packages/contracts/src/2.0.0/multisig/MultiSigWalletWithTimeLock.sol
diff --git a/packages/contracts/src/contracts/current/protocol/AssetProxy/ERC20Proxy.sol b/packages/contracts/src/2.0.0/protocol/AssetProxy/ERC20Proxy.sol
index aed62f54f..aed62f54f 100644
--- a/packages/contracts/src/contracts/current/protocol/AssetProxy/ERC20Proxy.sol
+++ b/packages/contracts/src/2.0.0/protocol/AssetProxy/ERC20Proxy.sol
diff --git a/packages/contracts/src/contracts/current/protocol/AssetProxy/ERC721Proxy.sol b/packages/contracts/src/2.0.0/protocol/AssetProxy/ERC721Proxy.sol
index b73dc36cc..b73dc36cc 100644
--- a/packages/contracts/src/contracts/current/protocol/AssetProxy/ERC721Proxy.sol
+++ b/packages/contracts/src/2.0.0/protocol/AssetProxy/ERC721Proxy.sol
diff --git a/packages/contracts/src/contracts/current/protocol/AssetProxy/MixinAuthorizable.sol b/packages/contracts/src/2.0.0/protocol/AssetProxy/MixinAuthorizable.sol
index 3b9584a44..3b9584a44 100644
--- a/packages/contracts/src/contracts/current/protocol/AssetProxy/MixinAuthorizable.sol
+++ b/packages/contracts/src/2.0.0/protocol/AssetProxy/MixinAuthorizable.sol
diff --git a/packages/contracts/src/contracts/current/protocol/AssetProxy/interfaces/IAssetData.sol b/packages/contracts/src/2.0.0/protocol/AssetProxy/interfaces/IAssetData.sol
index 7ebd6acf0..7ebd6acf0 100644
--- a/packages/contracts/src/contracts/current/protocol/AssetProxy/interfaces/IAssetData.sol
+++ b/packages/contracts/src/2.0.0/protocol/AssetProxy/interfaces/IAssetData.sol
diff --git a/packages/contracts/src/contracts/current/protocol/AssetProxy/interfaces/IAssetProxy.sol b/packages/contracts/src/2.0.0/protocol/AssetProxy/interfaces/IAssetProxy.sol
index eacd5a412..eacd5a412 100644
--- a/packages/contracts/src/contracts/current/protocol/AssetProxy/interfaces/IAssetProxy.sol
+++ b/packages/contracts/src/2.0.0/protocol/AssetProxy/interfaces/IAssetProxy.sol
diff --git a/packages/contracts/src/contracts/current/protocol/AssetProxy/interfaces/IAuthorizable.sol b/packages/contracts/src/2.0.0/protocol/AssetProxy/interfaces/IAuthorizable.sol
index cedd1744c..cedd1744c 100644
--- a/packages/contracts/src/contracts/current/protocol/AssetProxy/interfaces/IAuthorizable.sol
+++ b/packages/contracts/src/2.0.0/protocol/AssetProxy/interfaces/IAuthorizable.sol
diff --git a/packages/contracts/src/contracts/current/protocol/AssetProxy/libs/LibAssetProxyErrors.sol b/packages/contracts/src/2.0.0/protocol/AssetProxy/libs/LibAssetProxyErrors.sol
index 338cb12e2..338cb12e2 100644
--- a/packages/contracts/src/contracts/current/protocol/AssetProxy/libs/LibAssetProxyErrors.sol
+++ b/packages/contracts/src/2.0.0/protocol/AssetProxy/libs/LibAssetProxyErrors.sol
diff --git a/packages/contracts/src/contracts/current/protocol/AssetProxy/mixins/MAuthorizable.sol b/packages/contracts/src/2.0.0/protocol/AssetProxy/mixins/MAuthorizable.sol
index 6f35bd7ec..6f35bd7ec 100644
--- a/packages/contracts/src/contracts/current/protocol/AssetProxy/mixins/MAuthorizable.sol
+++ b/packages/contracts/src/2.0.0/protocol/AssetProxy/mixins/MAuthorizable.sol
diff --git a/packages/contracts/src/contracts/current/protocol/AssetProxyOwner/AssetProxyOwner.sol b/packages/contracts/src/2.0.0/protocol/AssetProxyOwner/AssetProxyOwner.sol
index eb58b3374..eb58b3374 100644
--- a/packages/contracts/src/contracts/current/protocol/AssetProxyOwner/AssetProxyOwner.sol
+++ b/packages/contracts/src/2.0.0/protocol/AssetProxyOwner/AssetProxyOwner.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/Exchange.sol b/packages/contracts/src/2.0.0/protocol/Exchange/Exchange.sol
index d36e9633e..d36e9633e 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/Exchange.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/Exchange.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/MixinAssetProxyDispatcher.sol b/packages/contracts/src/2.0.0/protocol/Exchange/MixinAssetProxyDispatcher.sol
index 9e9d88ce7..9e9d88ce7 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/MixinAssetProxyDispatcher.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/MixinAssetProxyDispatcher.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/MixinExchangeCore.sol b/packages/contracts/src/2.0.0/protocol/Exchange/MixinExchangeCore.sol
index c0ed023ac..c0ed023ac 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/MixinExchangeCore.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/MixinExchangeCore.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/MixinMatchOrders.sol b/packages/contracts/src/2.0.0/protocol/Exchange/MixinMatchOrders.sol
index 1a43eec79..1a43eec79 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/MixinMatchOrders.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/MixinMatchOrders.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/MixinSignatureValidator.sol b/packages/contracts/src/2.0.0/protocol/Exchange/MixinSignatureValidator.sol
index 29172057a..29172057a 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/MixinSignatureValidator.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/MixinSignatureValidator.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/MixinTransactions.sol b/packages/contracts/src/2.0.0/protocol/Exchange/MixinTransactions.sol
index 31f7f2847..31f7f2847 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/MixinTransactions.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/MixinTransactions.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/MixinWrapperFunctions.sol b/packages/contracts/src/2.0.0/protocol/Exchange/MixinWrapperFunctions.sol
index 00668ca43..00668ca43 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/MixinWrapperFunctions.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/MixinWrapperFunctions.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IAssetProxyDispatcher.sol b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/IAssetProxyDispatcher.sol
index 66f3b5796..66f3b5796 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IAssetProxyDispatcher.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/IAssetProxyDispatcher.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IExchange.sol b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/IExchange.sol
index 9f21c18d7..9f21c18d7 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IExchange.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/IExchange.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IExchangeCore.sol b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/IExchangeCore.sol
index 98222f33f..98222f33f 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IExchangeCore.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/IExchangeCore.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IMatchOrders.sol b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/IMatchOrders.sol
index df009d063..df009d063 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IMatchOrders.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/IMatchOrders.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/ISignatureValidator.sol b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/ISignatureValidator.sol
index 511463309..511463309 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/ISignatureValidator.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/ISignatureValidator.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/ITransactions.sol b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/ITransactions.sol
index a7cab8f55..a7cab8f55 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/ITransactions.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/ITransactions.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IValidator.sol b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/IValidator.sol
index 0b1796a66..0b1796a66 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IValidator.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/IValidator.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IWallet.sol b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/IWallet.sol
index c86a2c057..c86a2c057 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IWallet.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/IWallet.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IWrapperFunctions.sol b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/IWrapperFunctions.sol
index 84bb683bc..84bb683bc 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IWrapperFunctions.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/IWrapperFunctions.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibConstants.sol b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibConstants.sol
index 488ca956c..488ca956c 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibConstants.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibConstants.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibEIP712.sol b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibEIP712.sol
index b983347a4..b983347a4 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibEIP712.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibEIP712.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibExchangeErrors.sol b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibExchangeErrors.sol
index 01aa78a1d..01aa78a1d 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibExchangeErrors.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibExchangeErrors.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibFillResults.sol b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibFillResults.sol
index 63f1b8c87..63f1b8c87 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibFillResults.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibFillResults.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibMath.sol b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibMath.sol
index bfe2fd33f..bfe2fd33f 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibMath.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibMath.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibOrder.sol b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibOrder.sol
index 954f94f76..954f94f76 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibOrder.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibOrder.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/mixins/MAssetProxyDispatcher.sol b/packages/contracts/src/2.0.0/protocol/Exchange/mixins/MAssetProxyDispatcher.sol
index 5bf59c6ce..5bf59c6ce 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/mixins/MAssetProxyDispatcher.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/mixins/MAssetProxyDispatcher.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/mixins/MExchangeCore.sol b/packages/contracts/src/2.0.0/protocol/Exchange/mixins/MExchangeCore.sol
index 6e406e1c4..6e406e1c4 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/mixins/MExchangeCore.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/mixins/MExchangeCore.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/mixins/MMatchOrders.sol b/packages/contracts/src/2.0.0/protocol/Exchange/mixins/MMatchOrders.sol
index abe7c3596..abe7c3596 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/mixins/MMatchOrders.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/mixins/MMatchOrders.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/mixins/MSignatureValidator.sol b/packages/contracts/src/2.0.0/protocol/Exchange/mixins/MSignatureValidator.sol
index 6cc1d7a10..6cc1d7a10 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/mixins/MSignatureValidator.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/mixins/MSignatureValidator.sol
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/mixins/MTransactions.sol b/packages/contracts/src/2.0.0/protocol/Exchange/mixins/MTransactions.sol
index e2f89de01..e2f89de01 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/mixins/MTransactions.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/mixins/MTransactions.sol
diff --git a/packages/contracts/src/contracts/current/test/DummyERC20Token/DummyERC20Token.sol b/packages/contracts/src/2.0.0/test/DummyERC20Token/DummyERC20Token.sol
index b2fe2df06..b2fe2df06 100644
--- a/packages/contracts/src/contracts/current/test/DummyERC20Token/DummyERC20Token.sol
+++ b/packages/contracts/src/2.0.0/test/DummyERC20Token/DummyERC20Token.sol
diff --git a/packages/contracts/src/contracts/current/test/DummyERC721Receiver/DummyERC721Receiver.sol b/packages/contracts/src/2.0.0/test/DummyERC721Receiver/DummyERC721Receiver.sol
index c584d0b54..c584d0b54 100644
--- a/packages/contracts/src/contracts/current/test/DummyERC721Receiver/DummyERC721Receiver.sol
+++ b/packages/contracts/src/2.0.0/test/DummyERC721Receiver/DummyERC721Receiver.sol
diff --git a/packages/contracts/src/contracts/current/test/DummyERC721Token/DummyERC721Token.sol b/packages/contracts/src/2.0.0/test/DummyERC721Token/DummyERC721Token.sol
index 78ea96447..78ea96447 100644
--- a/packages/contracts/src/contracts/current/test/DummyERC721Token/DummyERC721Token.sol
+++ b/packages/contracts/src/2.0.0/test/DummyERC721Token/DummyERC721Token.sol
diff --git a/packages/contracts/src/contracts/current/test/ExchangeWrapper/ExchangeWrapper.sol b/packages/contracts/src/2.0.0/test/ExchangeWrapper/ExchangeWrapper.sol
index 5baaf6e5a..5baaf6e5a 100644
--- a/packages/contracts/src/contracts/current/test/ExchangeWrapper/ExchangeWrapper.sol
+++ b/packages/contracts/src/2.0.0/test/ExchangeWrapper/ExchangeWrapper.sol
diff --git a/packages/contracts/src/contracts/current/test/Mintable/Mintable.sol b/packages/contracts/src/2.0.0/test/Mintable/Mintable.sol
index a91bfee9e..a91bfee9e 100644
--- a/packages/contracts/src/contracts/current/test/Mintable/Mintable.sol
+++ b/packages/contracts/src/2.0.0/test/Mintable/Mintable.sol
diff --git a/packages/contracts/src/contracts/current/test/TestAssetProxyDispatcher/TestAssetProxyDispatcher.sol b/packages/contracts/src/2.0.0/test/TestAssetProxyDispatcher/TestAssetProxyDispatcher.sol
index 2ae69e0ef..2ae69e0ef 100644
--- a/packages/contracts/src/contracts/current/test/TestAssetProxyDispatcher/TestAssetProxyDispatcher.sol
+++ b/packages/contracts/src/2.0.0/test/TestAssetProxyDispatcher/TestAssetProxyDispatcher.sol
diff --git a/packages/contracts/src/contracts/current/test/TestAssetProxyOwner/TestAssetProxyOwner.sol b/packages/contracts/src/2.0.0/test/TestAssetProxyOwner/TestAssetProxyOwner.sol
index 2abcd17a0..2abcd17a0 100644
--- a/packages/contracts/src/contracts/current/test/TestAssetProxyOwner/TestAssetProxyOwner.sol
+++ b/packages/contracts/src/2.0.0/test/TestAssetProxyOwner/TestAssetProxyOwner.sol
diff --git a/packages/contracts/src/contracts/current/test/TestLibBytes/TestLibBytes.sol b/packages/contracts/src/2.0.0/test/TestLibBytes/TestLibBytes.sol
index f45faaf36..f45faaf36 100644
--- a/packages/contracts/src/contracts/current/test/TestLibBytes/TestLibBytes.sol
+++ b/packages/contracts/src/2.0.0/test/TestLibBytes/TestLibBytes.sol
diff --git a/packages/contracts/src/contracts/current/test/TestLibs/TestLibs.sol b/packages/contracts/src/2.0.0/test/TestLibs/TestLibs.sol
index 010080703..010080703 100644
--- a/packages/contracts/src/contracts/current/test/TestLibs/TestLibs.sol
+++ b/packages/contracts/src/2.0.0/test/TestLibs/TestLibs.sol
diff --git a/packages/contracts/src/contracts/current/test/TestSignatureValidator/TestSignatureValidator.sol b/packages/contracts/src/2.0.0/test/TestSignatureValidator/TestSignatureValidator.sol
index 0f84678cf..0f84678cf 100644
--- a/packages/contracts/src/contracts/current/test/TestSignatureValidator/TestSignatureValidator.sol
+++ b/packages/contracts/src/2.0.0/test/TestSignatureValidator/TestSignatureValidator.sol
diff --git a/packages/contracts/src/contracts/current/test/TestValidator/TestValidator.sol b/packages/contracts/src/2.0.0/test/TestValidator/TestValidator.sol
index f9271bf7a..f9271bf7a 100644
--- a/packages/contracts/src/contracts/current/test/TestValidator/TestValidator.sol
+++ b/packages/contracts/src/2.0.0/test/TestValidator/TestValidator.sol
diff --git a/packages/contracts/src/contracts/current/test/TestWallet/TestWallet.sol b/packages/contracts/src/2.0.0/test/TestWallet/TestWallet.sol
index 17dee9e9c..17dee9e9c 100644
--- a/packages/contracts/src/contracts/current/test/TestWallet/TestWallet.sol
+++ b/packages/contracts/src/2.0.0/test/TestWallet/TestWallet.sol
diff --git a/packages/contracts/src/contracts/current/test/Whitelist/Whitelist.sol b/packages/contracts/src/2.0.0/test/Whitelist/Whitelist.sol
index 8b52858b1..8b52858b1 100644
--- a/packages/contracts/src/contracts/current/test/Whitelist/Whitelist.sol
+++ b/packages/contracts/src/2.0.0/test/Whitelist/Whitelist.sol
diff --git a/packages/contracts/src/contracts/current/tokens/ERC20Token/ERC20Token.sol b/packages/contracts/src/2.0.0/tokens/ERC20Token/ERC20Token.sol
index b6961a6ec..b6961a6ec 100644
--- a/packages/contracts/src/contracts/current/tokens/ERC20Token/ERC20Token.sol
+++ b/packages/contracts/src/2.0.0/tokens/ERC20Token/ERC20Token.sol
diff --git a/packages/contracts/src/contracts/current/tokens/ERC20Token/IERC20Token.sol b/packages/contracts/src/2.0.0/tokens/ERC20Token/IERC20Token.sol
index eb879b6a8..eb879b6a8 100644
--- a/packages/contracts/src/contracts/current/tokens/ERC20Token/IERC20Token.sol
+++ b/packages/contracts/src/2.0.0/tokens/ERC20Token/IERC20Token.sol
diff --git a/packages/contracts/src/contracts/current/tokens/ERC721Token/ERC721Token.sol b/packages/contracts/src/2.0.0/tokens/ERC721Token/ERC721Token.sol
index 41ba149e3..41ba149e3 100644
--- a/packages/contracts/src/contracts/current/tokens/ERC721Token/ERC721Token.sol
+++ b/packages/contracts/src/2.0.0/tokens/ERC721Token/ERC721Token.sol
diff --git a/packages/contracts/src/contracts/current/tokens/ERC721Token/IERC721Receiver.sol b/packages/contracts/src/2.0.0/tokens/ERC721Token/IERC721Receiver.sol
index b0fff3c90..b0fff3c90 100644
--- a/packages/contracts/src/contracts/current/tokens/ERC721Token/IERC721Receiver.sol
+++ b/packages/contracts/src/2.0.0/tokens/ERC721Token/IERC721Receiver.sol
diff --git a/packages/contracts/src/contracts/current/tokens/ERC721Token/IERC721Token.sol b/packages/contracts/src/2.0.0/tokens/ERC721Token/IERC721Token.sol
index 345712d67..345712d67 100644
--- a/packages/contracts/src/contracts/current/tokens/ERC721Token/IERC721Token.sol
+++ b/packages/contracts/src/2.0.0/tokens/ERC721Token/IERC721Token.sol
diff --git a/packages/contracts/src/contracts/current/tokens/UnlimitedAllowanceToken/UnlimitedAllowanceToken.sol b/packages/contracts/src/2.0.0/tokens/UnlimitedAllowanceToken/UnlimitedAllowanceToken.sol
index f62602ab3..f62602ab3 100644
--- a/packages/contracts/src/contracts/current/tokens/UnlimitedAllowanceToken/UnlimitedAllowanceToken.sol
+++ b/packages/contracts/src/2.0.0/tokens/UnlimitedAllowanceToken/UnlimitedAllowanceToken.sol
diff --git a/packages/contracts/src/contracts/current/tokens/WETH9/WETH9.sol b/packages/contracts/src/2.0.0/tokens/WETH9/WETH9.sol
index 733ca414b..733ca414b 100644
--- a/packages/contracts/src/contracts/current/tokens/WETH9/WETH9.sol
+++ b/packages/contracts/src/2.0.0/tokens/WETH9/WETH9.sol
diff --git a/packages/contracts/src/contracts/current/tokens/ZRXToken/ZRXToken.sol b/packages/contracts/src/2.0.0/tokens/ZRXToken/ZRXToken.sol
index 2d8e74f2c..2e5b61e0b 100644
--- a/packages/contracts/src/contracts/current/tokens/ZRXToken/ZRXToken.sol
+++ b/packages/contracts/src/2.0.0/tokens/ZRXToken/ZRXToken.sol
@@ -18,7 +18,7 @@
 
 pragma solidity ^0.4.11;
 
-import { UnlimitedAllowanceToken_v1 as UnlimitedAllowanceToken } from "../../../previous/UnlimitedAllowanceToken/UnlimitedAllowanceToken_v1.sol";
+import { UnlimitedAllowanceToken_v1 as UnlimitedAllowanceToken } from "../../../1.0.0/UnlimitedAllowanceToken/UnlimitedAllowanceToken_v1.sol";
 
 contract ZRXToken is UnlimitedAllowanceToken {
 
diff --git a/packages/contracts/src/contracts/current/utils/LibBytes/LibBytes.sol b/packages/contracts/src/2.0.0/utils/LibBytes/LibBytes.sol
index 78b1ddf7c..78b1ddf7c 100644
--- a/packages/contracts/src/contracts/current/utils/LibBytes/LibBytes.sol
+++ b/packages/contracts/src/2.0.0/utils/LibBytes/LibBytes.sol
diff --git a/packages/contracts/src/contracts/current/utils/Ownable/IOwnable.sol b/packages/contracts/src/2.0.0/utils/Ownable/IOwnable.sol
index e77680903..e77680903 100644
--- a/packages/contracts/src/contracts/current/utils/Ownable/IOwnable.sol
+++ b/packages/contracts/src/2.0.0/utils/Ownable/IOwnable.sol
diff --git a/packages/contracts/src/contracts/current/utils/Ownable/Ownable.sol b/packages/contracts/src/2.0.0/utils/Ownable/Ownable.sol
index 6f5761cc7..6f5761cc7 100644
--- a/packages/contracts/src/contracts/current/utils/Ownable/Ownable.sol
+++ b/packages/contracts/src/2.0.0/utils/Ownable/Ownable.sol
diff --git a/packages/contracts/src/contracts/current/utils/SafeMath/SafeMath.sol b/packages/contracts/src/2.0.0/utils/SafeMath/SafeMath.sol
index e137f6ca5..e137f6ca5 100644
--- a/packages/contracts/src/contracts/current/utils/SafeMath/SafeMath.sol
+++ b/packages/contracts/src/2.0.0/utils/SafeMath/SafeMath.sol
diff --git a/packages/contracts/src/abstract/abstract_asset_wrapper.ts b/packages/contracts/test/abstract/abstract_asset_wrapper.ts
index 4b56a8502..4b56a8502 100644
--- a/packages/contracts/src/abstract/abstract_asset_wrapper.ts
+++ b/packages/contracts/test/abstract/abstract_asset_wrapper.ts
diff --git a/packages/contracts/test/asset_proxy/authorizable.ts b/packages/contracts/test/asset_proxy/authorizable.ts
index 8c9d0495d..5a0586c28 100644
--- a/packages/contracts/test/asset_proxy/authorizable.ts
+++ b/packages/contracts/test/asset_proxy/authorizable.ts
@@ -3,12 +3,12 @@ import { RevertReason } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
 
-import { MixinAuthorizableContract } from '../../src/generated_contract_wrappers/mixin_authorizable';
-import { artifacts } from '../../src/utils/artifacts';
-import { expectRevertReasonOrAlwaysFailingTransactionAsync } from '../../src/utils/assertions';
-import { chaiSetup } from '../../src/utils/chai_setup';
-import { constants } from '../../src/utils/constants';
-import { provider, txDefaults, web3Wrapper } from '../../src/utils/web3_wrapper';
+import { MixinAuthorizableContract } from '../../generated_contract_wrappers/mixin_authorizable';
+import { artifacts } from '../utils/artifacts';
+import { expectRevertReasonOrAlwaysFailingTransactionAsync } from '../utils/assertions';
+import { chaiSetup } from '../utils/chai_setup';
+import { constants } from '../utils/constants';
+import { provider, txDefaults, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/test/asset_proxy/proxies.ts b/packages/contracts/test/asset_proxy/proxies.ts
index 08026331f..12dd1ea4d 100644
--- a/packages/contracts/test/asset_proxy/proxies.ts
+++ b/packages/contracts/test/asset_proxy/proxies.ts
@@ -7,23 +7,22 @@ import { LogWithDecodedArgs } from 'ethereum-types';
 import ethUtil = require('ethereumjs-util');
 import * as _ from 'lodash';
 
-import { DummyERC20TokenContract } from '../../src/generated_contract_wrappers/dummy_e_r_c20_token';
+import { DummyERC20TokenContract } from '../../generated_contract_wrappers/dummy_e_r_c20_token';
 import {
     DummyERC721ReceiverContract,
     TokenReceivedContractEventArgs,
-} from '../../src/generated_contract_wrappers/dummy_e_r_c721_receiver';
-import { DummyERC721TokenContract } from '../../src/generated_contract_wrappers/dummy_e_r_c721_token';
-import { ERC20ProxyContract } from '../../src/generated_contract_wrappers/e_r_c20_proxy';
-import { ERC721ProxyContract } from '../../src/generated_contract_wrappers/e_r_c721_proxy';
-import { IAssetProxyContract } from '../../src/generated_contract_wrappers/i_asset_proxy';
-import { artifacts } from '../../src/utils/artifacts';
-import { expectRevertReasonOrAlwaysFailingTransactionAsync } from '../../src/utils/assertions';
-import { chaiSetup } from '../../src/utils/chai_setup';
-import { constants } from '../../src/utils/constants';
-import { ERC20Wrapper } from '../../src/utils/erc20_wrapper';
-import { ERC721Wrapper } from '../../src/utils/erc721_wrapper';
-import { LogDecoder } from '../../src/utils/log_decoder';
-import { provider, txDefaults, web3Wrapper } from '../../src/utils/web3_wrapper';
+} from '../../generated_contract_wrappers/dummy_e_r_c721_receiver';
+import { DummyERC721TokenContract } from '../../generated_contract_wrappers/dummy_e_r_c721_token';
+import { ERC20ProxyContract } from '../../generated_contract_wrappers/e_r_c20_proxy';
+import { ERC721ProxyContract } from '../../generated_contract_wrappers/e_r_c721_proxy';
+import { artifacts } from '../utils/artifacts';
+import { expectRevertReasonOrAlwaysFailingTransactionAsync } from '../utils/assertions';
+import { chaiSetup } from '../utils/chai_setup';
+import { constants } from '../utils/constants';
+import { ERC20Wrapper } from '../utils/erc20_wrapper';
+import { ERC721Wrapper } from '../utils/erc721_wrapper';
+import { LogDecoder } from '../utils/log_decoder';
+import { provider, txDefaults, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/test/exchange/core.ts b/packages/contracts/test/exchange/core.ts
index 682de01c2..db56623f9 100644
--- a/packages/contracts/test/exchange/core.ts
+++ b/packages/contracts/test/exchange/core.ts
@@ -8,21 +8,21 @@ import { LogWithDecodedArgs } from 'ethereum-types';
 import ethUtil = require('ethereumjs-util');
 import * as _ from 'lodash';
 
-import { DummyERC20TokenContract } from '../../src/generated_contract_wrappers/dummy_e_r_c20_token';
-import { DummyERC721TokenContract } from '../../src/generated_contract_wrappers/dummy_e_r_c721_token';
-import { ERC20ProxyContract } from '../../src/generated_contract_wrappers/e_r_c20_proxy';
-import { ERC721ProxyContract } from '../../src/generated_contract_wrappers/e_r_c721_proxy';
-import { CancelContractEventArgs, ExchangeContract } from '../../src/generated_contract_wrappers/exchange';
-import { artifacts } from '../../src/utils/artifacts';
-import { expectRevertReasonOrAlwaysFailingTransactionAsync } from '../../src/utils/assertions';
-import { chaiSetup } from '../../src/utils/chai_setup';
-import { constants } from '../../src/utils/constants';
-import { ERC20Wrapper } from '../../src/utils/erc20_wrapper';
-import { ERC721Wrapper } from '../../src/utils/erc721_wrapper';
-import { ExchangeWrapper } from '../../src/utils/exchange_wrapper';
-import { OrderFactory } from '../../src/utils/order_factory';
-import { ERC20BalancesByOwner } from '../../src/utils/types';
-import { provider, txDefaults, web3Wrapper } from '../../src/utils/web3_wrapper';
+import { DummyERC20TokenContract } from '../../generated_contract_wrappers/dummy_e_r_c20_token';
+import { DummyERC721TokenContract } from '../../generated_contract_wrappers/dummy_e_r_c721_token';
+import { ERC20ProxyContract } from '../../generated_contract_wrappers/e_r_c20_proxy';
+import { ERC721ProxyContract } from '../../generated_contract_wrappers/e_r_c721_proxy';
+import { CancelContractEventArgs, ExchangeContract } from '../../generated_contract_wrappers/exchange';
+import { artifacts } from '../utils/artifacts';
+import { expectRevertReasonOrAlwaysFailingTransactionAsync } from '../utils/assertions';
+import { chaiSetup } from '../utils/chai_setup';
+import { constants } from '../utils/constants';
+import { ERC20Wrapper } from '../utils/erc20_wrapper';
+import { ERC721Wrapper } from '../utils/erc721_wrapper';
+import { ExchangeWrapper } from '../utils/exchange_wrapper';
+import { OrderFactory } from '../utils/order_factory';
+import { ERC20BalancesByOwner } from '../utils/types';
+import { provider, txDefaults, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/test/exchange/dispatcher.ts b/packages/contracts/test/exchange/dispatcher.ts
index 8c1052922..75e281a7c 100644
--- a/packages/contracts/test/exchange/dispatcher.ts
+++ b/packages/contracts/test/exchange/dispatcher.ts
@@ -6,21 +6,20 @@ import * as chai from 'chai';
 import { LogWithDecodedArgs } from 'ethereum-types';
 import * as _ from 'lodash';
 
-import { DummyERC20TokenContract } from '../../src/generated_contract_wrappers/dummy_e_r_c20_token';
-import { ERC20ProxyContract } from '../../src/generated_contract_wrappers/e_r_c20_proxy';
-import { ERC721ProxyContract } from '../../src/generated_contract_wrappers/e_r_c721_proxy';
+import { DummyERC20TokenContract } from '../../generated_contract_wrappers/dummy_e_r_c20_token';
+import { ERC20ProxyContract } from '../../generated_contract_wrappers/e_r_c20_proxy';
+import { ERC721ProxyContract } from '../../generated_contract_wrappers/e_r_c721_proxy';
 import {
     AssetProxyRegisteredContractEventArgs,
     TestAssetProxyDispatcherContract,
-} from '../../src/generated_contract_wrappers/test_asset_proxy_dispatcher';
-import { artifacts } from '../../src/utils/artifacts';
-import { expectRevertReasonOrAlwaysFailingTransactionAsync } from '../../src/utils/assertions';
-import { chaiSetup } from '../../src/utils/chai_setup';
-import { constants } from '../../src/utils/constants';
-import { ERC20Wrapper } from '../../src/utils/erc20_wrapper';
-import { ERC721Wrapper } from '../../src/utils/erc721_wrapper';
-import { LogDecoder } from '../../src/utils/log_decoder';
-import { provider, txDefaults, web3Wrapper } from '../../src/utils/web3_wrapper';
+} from '../../generated_contract_wrappers/test_asset_proxy_dispatcher';
+import { artifacts } from '../utils/artifacts';
+import { expectRevertReasonOrAlwaysFailingTransactionAsync } from '../utils/assertions';
+import { chaiSetup } from '../utils/chai_setup';
+import { constants } from '../utils/constants';
+import { ERC20Wrapper } from '../utils/erc20_wrapper';
+import { ERC721Wrapper } from '../utils/erc721_wrapper';
+import { provider, txDefaults, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/test/exchange/libs.ts b/packages/contracts/test/exchange/libs.ts
index c08001198..6ded6329c 100644
--- a/packages/contracts/test/exchange/libs.ts
+++ b/packages/contracts/test/exchange/libs.ts
@@ -4,13 +4,13 @@ import { SignedOrder } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
 
-import { TestLibsContract } from '../../src/generated_contract_wrappers/test_libs';
-import { addressUtils } from '../../src/utils/address_utils';
-import { artifacts } from '../../src/utils/artifacts';
-import { chaiSetup } from '../../src/utils/chai_setup';
-import { constants } from '../../src/utils/constants';
-import { OrderFactory } from '../../src/utils/order_factory';
-import { provider, txDefaults, web3Wrapper } from '../../src/utils/web3_wrapper';
+import { TestLibsContract } from '../../generated_contract_wrappers/test_libs';
+import { addressUtils } from '../utils/address_utils';
+import { artifacts } from '../utils/artifacts';
+import { chaiSetup } from '../utils/chai_setup';
+import { constants } from '../utils/constants';
+import { OrderFactory } from '../utils/order_factory';
+import { provider, txDefaults, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/test/exchange/match_orders.ts b/packages/contracts/test/exchange/match_orders.ts
index 3ebe7e690..0d07d156f 100644
--- a/packages/contracts/test/exchange/match_orders.ts
+++ b/packages/contracts/test/exchange/match_orders.ts
@@ -6,22 +6,22 @@ import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 import * as _ from 'lodash';
 
-import { DummyERC20TokenContract } from '../../src/generated_contract_wrappers/dummy_e_r_c20_token';
-import { DummyERC721TokenContract } from '../../src/generated_contract_wrappers/dummy_e_r_c721_token';
-import { ERC20ProxyContract } from '../../src/generated_contract_wrappers/e_r_c20_proxy';
-import { ERC721ProxyContract } from '../../src/generated_contract_wrappers/e_r_c721_proxy';
-import { ExchangeContract } from '../../src/generated_contract_wrappers/exchange';
-import { artifacts } from '../../src/utils/artifacts';
-import { expectRevertReasonOrAlwaysFailingTransactionAsync } from '../../src/utils/assertions';
-import { chaiSetup } from '../../src/utils/chai_setup';
-import { constants } from '../../src/utils/constants';
-import { ERC20Wrapper } from '../../src/utils/erc20_wrapper';
-import { ERC721Wrapper } from '../../src/utils/erc721_wrapper';
-import { ExchangeWrapper } from '../../src/utils/exchange_wrapper';
-import { MatchOrderTester } from '../../src/utils/match_order_tester';
-import { OrderFactory } from '../../src/utils/order_factory';
-import { ERC20BalancesByOwner, ERC721TokenIdsByOwner, OrderInfo, OrderStatus } from '../../src/utils/types';
-import { provider, txDefaults, web3Wrapper } from '../../src/utils/web3_wrapper';
+import { DummyERC20TokenContract } from '../../generated_contract_wrappers/dummy_e_r_c20_token';
+import { DummyERC721TokenContract } from '../../generated_contract_wrappers/dummy_e_r_c721_token';
+import { ERC20ProxyContract } from '../../generated_contract_wrappers/e_r_c20_proxy';
+import { ERC721ProxyContract } from '../../generated_contract_wrappers/e_r_c721_proxy';
+import { ExchangeContract } from '../../generated_contract_wrappers/exchange';
+import { artifacts } from '../utils/artifacts';
+import { expectRevertReasonOrAlwaysFailingTransactionAsync } from '../utils/assertions';
+import { chaiSetup } from '../utils/chai_setup';
+import { constants } from '../utils/constants';
+import { ERC20Wrapper } from '../utils/erc20_wrapper';
+import { ERC721Wrapper } from '../utils/erc721_wrapper';
+import { ExchangeWrapper } from '../utils/exchange_wrapper';
+import { MatchOrderTester } from '../utils/match_order_tester';
+import { OrderFactory } from '../utils/order_factory';
+import { ERC20BalancesByOwner, ERC721TokenIdsByOwner, OrderInfo, OrderStatus } from '../utils/types';
+import { provider, txDefaults, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/test/exchange/signature_validator.ts b/packages/contracts/test/exchange/signature_validator.ts
index 21cc343b3..1db7dfc6d 100644
--- a/packages/contracts/test/exchange/signature_validator.ts
+++ b/packages/contracts/test/exchange/signature_validator.ts
@@ -8,17 +8,17 @@ import ethUtil = require('ethereumjs-util');
 import {
     SignatureValidatorApprovalContractEventArgs,
     TestSignatureValidatorContract,
-} from '../../src/generated_contract_wrappers/test_signature_validator';
-import { TestValidatorContract } from '../../src/generated_contract_wrappers/test_validator';
-import { TestWalletContract } from '../../src/generated_contract_wrappers/test_wallet';
-import { addressUtils } from '../../src/utils/address_utils';
-import { artifacts } from '../../src/utils/artifacts';
-import { expectRevertOrOtherErrorAsync } from '../../src/utils/assertions';
-import { chaiSetup } from '../../src/utils/chai_setup';
-import { constants } from '../../src/utils/constants';
-import { LogDecoder } from '../../src/utils/log_decoder';
-import { OrderFactory } from '../../src/utils/order_factory';
-import { provider, txDefaults, web3Wrapper } from '../../src/utils/web3_wrapper';
+} from '../../generated_contract_wrappers/test_signature_validator';
+import { TestValidatorContract } from '../../generated_contract_wrappers/test_validator';
+import { TestWalletContract } from '../../generated_contract_wrappers/test_wallet';
+import { addressUtils } from '../utils/address_utils';
+import { artifacts } from '../utils/artifacts';
+import { expectRevertOrOtherErrorAsync } from '../utils/assertions';
+import { chaiSetup } from '../utils/chai_setup';
+import { constants } from '../utils/constants';
+import { LogDecoder } from '../utils/log_decoder';
+import { OrderFactory } from '../utils/order_factory';
+import { provider, txDefaults, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/test/exchange/transactions.ts b/packages/contracts/test/exchange/transactions.ts
index 23441e7f8..4f8b49e0e 100644
--- a/packages/contracts/test/exchange/transactions.ts
+++ b/packages/contracts/test/exchange/transactions.ts
@@ -5,22 +5,22 @@ import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
 import * as _ from 'lodash';
 
-import { DummyERC20TokenContract } from '../../src/generated_contract_wrappers/dummy_e_r_c20_token';
-import { ERC20ProxyContract } from '../../src/generated_contract_wrappers/e_r_c20_proxy';
-import { ExchangeContract } from '../../src/generated_contract_wrappers/exchange';
-import { ExchangeWrapperContract } from '../../src/generated_contract_wrappers/exchange_wrapper';
-import { WhitelistContract } from '../../src/generated_contract_wrappers/whitelist';
-import { artifacts } from '../../src/utils/artifacts';
-import { expectRevertReasonOrAlwaysFailingTransactionAsync } from '../../src/utils/assertions';
-import { chaiSetup } from '../../src/utils/chai_setup';
-import { constants } from '../../src/utils/constants';
-import { ERC20Wrapper } from '../../src/utils/erc20_wrapper';
-import { ExchangeWrapper } from '../../src/utils/exchange_wrapper';
-import { OrderFactory } from '../../src/utils/order_factory';
-import { orderUtils } from '../../src/utils/order_utils';
-import { TransactionFactory } from '../../src/utils/transaction_factory';
-import { ERC20BalancesByOwner, SignedTransaction } from '../../src/utils/types';
-import { provider, txDefaults, web3Wrapper } from '../../src/utils/web3_wrapper';
+import { DummyERC20TokenContract } from '../../generated_contract_wrappers/dummy_e_r_c20_token';
+import { ERC20ProxyContract } from '../../generated_contract_wrappers/e_r_c20_proxy';
+import { ExchangeContract } from '../../generated_contract_wrappers/exchange';
+import { ExchangeWrapperContract } from '../../generated_contract_wrappers/exchange_wrapper';
+import { WhitelistContract } from '../../generated_contract_wrappers/whitelist';
+import { artifacts } from '../utils/artifacts';
+import { expectRevertReasonOrAlwaysFailingTransactionAsync } from '../utils/assertions';
+import { chaiSetup } from '../utils/chai_setup';
+import { constants } from '../utils/constants';
+import { ERC20Wrapper } from '../utils/erc20_wrapper';
+import { ExchangeWrapper } from '../utils/exchange_wrapper';
+import { OrderFactory } from '../utils/order_factory';
+import { orderUtils } from '../utils/order_utils';
+import { TransactionFactory } from '../utils/transaction_factory';
+import { ERC20BalancesByOwner, SignedTransaction } from '../utils/types';
+import { provider, txDefaults, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/test/exchange/wrapper.ts b/packages/contracts/test/exchange/wrapper.ts
index 6abb660a8..7942f7695 100644
--- a/packages/contracts/test/exchange/wrapper.ts
+++ b/packages/contracts/test/exchange/wrapper.ts
@@ -6,21 +6,21 @@ import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 import * as _ from 'lodash';
 
-import { DummyERC20TokenContract } from '../../src/generated_contract_wrappers/dummy_e_r_c20_token';
-import { DummyERC721TokenContract } from '../../src/generated_contract_wrappers/dummy_e_r_c721_token';
-import { ERC20ProxyContract } from '../../src/generated_contract_wrappers/e_r_c20_proxy';
-import { ERC721ProxyContract } from '../../src/generated_contract_wrappers/e_r_c721_proxy';
-import { ExchangeContract } from '../../src/generated_contract_wrappers/exchange';
-import { artifacts } from '../../src/utils/artifacts';
-import { expectRevertReasonOrAlwaysFailingTransactionAsync } from '../../src/utils/assertions';
-import { chaiSetup } from '../../src/utils/chai_setup';
-import { constants } from '../../src/utils/constants';
-import { ERC20Wrapper } from '../../src/utils/erc20_wrapper';
-import { ERC721Wrapper } from '../../src/utils/erc721_wrapper';
-import { ExchangeWrapper } from '../../src/utils/exchange_wrapper';
-import { OrderFactory } from '../../src/utils/order_factory';
-import { ERC20BalancesByOwner } from '../../src/utils/types';
-import { provider, txDefaults, web3Wrapper } from '../../src/utils/web3_wrapper';
+import { DummyERC20TokenContract } from '../../generated_contract_wrappers/dummy_e_r_c20_token';
+import { DummyERC721TokenContract } from '../../generated_contract_wrappers/dummy_e_r_c721_token';
+import { ERC20ProxyContract } from '../../generated_contract_wrappers/e_r_c20_proxy';
+import { ERC721ProxyContract } from '../../generated_contract_wrappers/e_r_c721_proxy';
+import { ExchangeContract } from '../../generated_contract_wrappers/exchange';
+import { artifacts } from '../utils/artifacts';
+import { expectRevertReasonOrAlwaysFailingTransactionAsync } from '../utils/assertions';
+import { chaiSetup } from '../utils/chai_setup';
+import { constants } from '../utils/constants';
+import { ERC20Wrapper } from '../utils/erc20_wrapper';
+import { ERC721Wrapper } from '../utils/erc721_wrapper';
+import { ExchangeWrapper } from '../utils/exchange_wrapper';
+import { OrderFactory } from '../utils/order_factory';
+import { ERC20BalancesByOwner } from '../utils/types';
+import { provider, txDefaults, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/test/global_hooks.ts b/packages/contracts/test/global_hooks.ts
index 83263c5b3..cf7c52efd 100644
--- a/packages/contracts/test/global_hooks.ts
+++ b/packages/contracts/test/global_hooks.ts
@@ -1,7 +1,7 @@
 import { env, EnvVars } from '@0xproject/dev-utils';
 
-import { coverage } from '../src/utils/coverage';
-import { profiler } from '../src/utils/profiler';
+import { coverage } from './utils/coverage';
+import { profiler } from './utils/profiler';
 
 after('generate coverage report', async () => {
     if (env.parseBoolean(EnvVars.SolidityCoverage)) {
diff --git a/packages/contracts/test/libraries/lib_bytes.ts b/packages/contracts/test/libraries/lib_bytes.ts
index 3d4058cbc..963b51b8f 100644
--- a/packages/contracts/test/libraries/lib_bytes.ts
+++ b/packages/contracts/test/libraries/lib_bytes.ts
@@ -7,12 +7,12 @@ import * as chai from 'chai';
 import ethUtil = require('ethereumjs-util');
 import * as _ from 'lodash';
 
-import { TestLibBytesContract } from '../../src/generated_contract_wrappers/test_lib_bytes';
-import { artifacts } from '../../src/utils/artifacts';
-import { expectRevertOrOtherErrorAsync } from '../../src/utils/assertions';
-import { chaiSetup } from '../../src/utils/chai_setup';
-import { constants } from '../../src/utils/constants';
-import { provider, txDefaults, web3Wrapper } from '../../src/utils/web3_wrapper';
+import { TestLibBytesContract } from '../../generated_contract_wrappers/test_lib_bytes';
+import { artifacts } from '../utils/artifacts';
+import { expectRevertOrOtherErrorAsync } from '../utils/assertions';
+import { chaiSetup } from '../utils/chai_setup';
+import { constants } from '../utils/constants';
+import { provider, txDefaults, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/test/asset_proxy_owner.ts b/packages/contracts/test/multisig/asset_proxy_owner.ts
index 188cba5a3..cde86dd46 100644
--- a/packages/contracts/test/asset_proxy_owner.ts
+++ b/packages/contracts/test/multisig/asset_proxy_owner.ts
@@ -9,19 +9,19 @@ import {
     ExecutionContractEventArgs,
     ExecutionFailureContractEventArgs,
     SubmissionContractEventArgs,
-} from '../src/generated_contract_wrappers/asset_proxy_owner';
-import { MixinAuthorizableContract } from '../src/generated_contract_wrappers/mixin_authorizable';
-import { TestAssetProxyOwnerContract } from '../src/generated_contract_wrappers/test_asset_proxy_owner';
-import { artifacts } from '../src/utils/artifacts';
+} from '../../generated_contract_wrappers/asset_proxy_owner';
+import { MixinAuthorizableContract } from '../../generated_contract_wrappers/mixin_authorizable';
+import { TestAssetProxyOwnerContract } from '../../generated_contract_wrappers/test_asset_proxy_owner';
+import { artifacts } from '../utils/artifacts';
 import {
     expectRevertOrAlwaysFailingTransactionAsync,
     expectRevertOrContractCallFailedAsync,
-} from '../src/utils/assertions';
-import { chaiSetup } from '../src/utils/chai_setup';
-import { constants } from '../src/utils/constants';
-import { increaseTimeAndMineBlockAsync } from '../src/utils/increase_time';
-import { MultiSigWrapper } from '../src/utils/multi_sig_wrapper';
-import { provider, txDefaults, web3Wrapper } from '../src/utils/web3_wrapper';
+} from '../utils/assertions';
+import { chaiSetup } from '../utils/chai_setup';
+import { constants } from '../utils/constants';
+import { increaseTimeAndMineBlockAsync } from '../utils/increase_time';
+import { MultiSigWrapper } from '../utils/multi_sig_wrapper';
+import { provider, txDefaults, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/test/multi_sig_with_time_lock.ts b/packages/contracts/test/multisig/multi_sig_with_time_lock.ts
index aa82b9edf..a746403d2 100644
--- a/packages/contracts/test/multi_sig_with_time_lock.ts
+++ b/packages/contracts/test/multisig/multi_sig_with_time_lock.ts
@@ -6,14 +6,14 @@ import { LogWithDecodedArgs } from 'ethereum-types';
 import {
     MultiSigWalletWithTimeLockContract,
     SubmissionContractEventArgs,
-} from '../src/generated_contract_wrappers/multi_sig_wallet_with_time_lock';
-import { artifacts } from '../src/utils/artifacts';
-import { expectRevertOrAlwaysFailingTransactionAsync } from '../src/utils/assertions';
-import { chaiSetup } from '../src/utils/chai_setup';
-import { constants } from '../src/utils/constants';
-import { increaseTimeAndMineBlockAsync } from '../src/utils/increase_time';
-import { MultiSigWrapper } from '../src/utils/multi_sig_wrapper';
-import { provider, txDefaults, web3Wrapper } from '../src/utils/web3_wrapper';
+} from '../../generated_contract_wrappers/multi_sig_wallet_with_time_lock';
+import { artifacts } from '../utils/artifacts';
+import { expectRevertOrAlwaysFailingTransactionAsync } from '../utils/assertions';
+import { chaiSetup } from '../utils/chai_setup';
+import { constants } from '../utils/constants';
+import { increaseTimeAndMineBlockAsync } from '../utils/increase_time';
+import { MultiSigWrapper } from '../utils/multi_sig_wrapper';
+import { provider, txDefaults, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/test/token_registry.ts b/packages/contracts/test/token_registry.ts
index 095cecfce..32f8cdee3 100644
--- a/packages/contracts/test/token_registry.ts
+++ b/packages/contracts/test/token_registry.ts
@@ -4,13 +4,14 @@ import * as chai from 'chai';
 import ethUtil = require('ethereumjs-util');
 import * as _ from 'lodash';
 
-import { TokenRegistryContract } from '../src/generated_contract_wrappers/token_registry';
-import { artifacts } from '../src/utils/artifacts';
-import { expectRevertOrAlwaysFailingTransactionAsync } from '../src/utils/assertions';
-import { chaiSetup } from '../src/utils/chai_setup';
-import { constants } from '../src/utils/constants';
-import { TokenRegWrapper } from '../src/utils/token_registry_wrapper';
-import { provider, txDefaults, web3Wrapper } from '../src/utils/web3_wrapper';
+import { TokenRegistryContract } from '../generated_contract_wrappers/token_registry';
+
+import { artifacts } from './utils/artifacts';
+import { expectRevertOrAlwaysFailingTransactionAsync } from './utils/assertions';
+import { chaiSetup } from './utils/chai_setup';
+import { constants } from './utils/constants';
+import { TokenRegWrapper } from './utils/token_registry_wrapper';
+import { provider, txDefaults, web3Wrapper } from './utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/test/ether_token.ts b/packages/contracts/test/tokens/ether_token.ts
index 01093d309..25ef15595 100644
--- a/packages/contracts/test/ether_token.ts
+++ b/packages/contracts/test/tokens/ether_token.ts
@@ -3,12 +3,12 @@ import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 
-import { WETH9Contract } from '../src/generated_contract_wrappers/weth9';
-import { artifacts } from '../src/utils/artifacts';
-import { expectInsufficientFundsAsync, expectRevertOrAlwaysFailingTransactionAsync } from '../src/utils/assertions';
-import { chaiSetup } from '../src/utils/chai_setup';
-import { constants } from '../src/utils/constants';
-import { provider, txDefaults, web3Wrapper } from '../src/utils/web3_wrapper';
+import { WETH9Contract } from '../../generated_contract_wrappers/weth9';
+import { artifacts } from '../utils/artifacts';
+import { expectInsufficientFundsAsync, expectRevertOrAlwaysFailingTransactionAsync } from '../utils/assertions';
+import { chaiSetup } from '../utils/chai_setup';
+import { constants } from '../utils/constants';
+import { provider, txDefaults, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/test/unlimited_allowance_token.ts b/packages/contracts/test/tokens/unlimited_allowance_token.ts
index 0eb82b5fe..09a24950c 100644
--- a/packages/contracts/test/unlimited_allowance_token.ts
+++ b/packages/contracts/test/tokens/unlimited_allowance_token.ts
@@ -3,12 +3,12 @@ import { RevertReason } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
 
-import { DummyERC20TokenContract } from '../src/generated_contract_wrappers/dummy_e_r_c20_token';
-import { artifacts } from '../src/utils/artifacts';
-import { expectRevertOrOtherErrorAsync } from '../src/utils/assertions';
-import { chaiSetup } from '../src/utils/chai_setup';
-import { constants } from '../src/utils/constants';
-import { provider, txDefaults, web3Wrapper } from '../src/utils/web3_wrapper';
+import { DummyERC20TokenContract } from '../../generated_contract_wrappers/dummy_e_r_c20_token';
+import { artifacts } from '../utils/artifacts';
+import { expectRevertOrOtherErrorAsync } from '../utils/assertions';
+import { chaiSetup } from '../utils/chai_setup';
+import { constants } from '../utils/constants';
+import { provider, txDefaults, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/test/zrx_token.ts b/packages/contracts/test/tokens/zrx_token.ts
index 01ae57d4a..a0d77c924 100644
--- a/packages/contracts/test/zrx_token.ts
+++ b/packages/contracts/test/tokens/zrx_token.ts
@@ -3,11 +3,11 @@ import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 
-import { ZRXTokenContract } from '../src/generated_contract_wrappers/zrx_token';
-import { artifacts } from '../src/utils/artifacts';
-import { chaiSetup } from '../src/utils/chai_setup';
-import { constants } from '../src/utils/constants';
-import { provider, txDefaults, web3Wrapper } from '../src/utils/web3_wrapper';
+import { ZRXTokenContract } from '../../generated_contract_wrappers/zrx_token';
+import { artifacts } from '../utils/artifacts';
+import { chaiSetup } from '../utils/chai_setup';
+import { constants } from '../utils/constants';
+import { provider, txDefaults, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/src/utils/address_utils.ts b/packages/contracts/test/utils/address_utils.ts
index a9fb6921a..a9fb6921a 100644
--- a/packages/contracts/src/utils/address_utils.ts
+++ b/packages/contracts/test/utils/address_utils.ts
diff --git a/packages/contracts/src/utils/artifacts.ts b/packages/contracts/test/utils/artifacts.ts
index b25266409..b25266409 100644
--- a/packages/contracts/src/utils/artifacts.ts
+++ b/packages/contracts/test/utils/artifacts.ts
diff --git a/packages/contracts/src/utils/assertions.ts b/packages/contracts/test/utils/assertions.ts
index baba892d3..baba892d3 100644
--- a/packages/contracts/src/utils/assertions.ts
+++ b/packages/contracts/test/utils/assertions.ts
diff --git a/packages/contracts/src/utils/asset_wrapper.ts b/packages/contracts/test/utils/asset_wrapper.ts
index a7f91f413..a7f91f413 100644
--- a/packages/contracts/src/utils/asset_wrapper.ts
+++ b/packages/contracts/test/utils/asset_wrapper.ts
diff --git a/packages/contracts/src/utils/chai_setup.ts b/packages/contracts/test/utils/chai_setup.ts
index 1a8733093..1a8733093 100644
--- a/packages/contracts/src/utils/chai_setup.ts
+++ b/packages/contracts/test/utils/chai_setup.ts
diff --git a/packages/contracts/src/utils/constants.ts b/packages/contracts/test/utils/constants.ts
index 8e68f376d..8e68f376d 100644
--- a/packages/contracts/src/utils/constants.ts
+++ b/packages/contracts/test/utils/constants.ts
diff --git a/packages/contracts/src/utils/core_combinatorial_utils.ts b/packages/contracts/test/utils/core_combinatorial_utils.ts
index 93f4fc79d..718be17e0 100644
--- a/packages/contracts/src/utils/core_combinatorial_utils.ts
+++ b/packages/contracts/test/utils/core_combinatorial_utils.ts
@@ -14,20 +14,21 @@ import { LogWithDecodedArgs, Provider, TxData } from 'ethereum-types';
 import * as _ from 'lodash';
 import 'make-promises-safe';
 
-import { ExchangeContract, FillContractEventArgs } from '../generated_contract_wrappers/exchange';
-import { artifacts } from '../utils/artifacts';
-import { expectRevertReasonOrAlwaysFailingTransactionAsync } from '../utils/assertions';
-import { AssetWrapper } from '../utils/asset_wrapper';
-import { chaiSetup } from '../utils/chai_setup';
-import { constants } from '../utils/constants';
-import { ERC20Wrapper } from '../utils/erc20_wrapper';
-import { ERC721Wrapper } from '../utils/erc721_wrapper';
-import { ExchangeWrapper } from '../utils/exchange_wrapper';
-import { OrderFactoryFromScenario } from '../utils/order_factory_from_scenario';
-import { orderUtils } from '../utils/order_utils';
-import { signingUtils } from '../utils/signing_utils';
-import { SimpleAssetBalanceAndProxyAllowanceFetcher } from '../utils/simple_asset_balance_and_proxy_allowance_fetcher';
-import { SimpleOrderFilledCancelledFetcher } from '../utils/simple_order_filled_cancelled_fetcher';
+import { ExchangeContract, FillContractEventArgs } from '../../generated_contract_wrappers/exchange';
+
+import { artifacts } from './artifacts';
+import { expectRevertReasonOrAlwaysFailingTransactionAsync } from './assertions';
+import { AssetWrapper } from './asset_wrapper';
+import { chaiSetup } from './chai_setup';
+import { constants } from './constants';
+import { ERC20Wrapper } from './erc20_wrapper';
+import { ERC721Wrapper } from './erc721_wrapper';
+import { ExchangeWrapper } from './exchange_wrapper';
+import { OrderFactoryFromScenario } from './order_factory_from_scenario';
+import { orderUtils } from './order_utils';
+import { signingUtils } from './signing_utils';
+import { SimpleAssetBalanceAndProxyAllowanceFetcher } from './simple_asset_balance_and_proxy_allowance_fetcher';
+import { SimpleOrderFilledCancelledFetcher } from './simple_order_filled_cancelled_fetcher';
 import {
     AllowanceAmountScenario,
     AssetDataScenario,
@@ -39,7 +40,7 @@ import {
     TakerAssetFillAmountScenario,
     TakerScenario,
     TraderStateScenario,
-} from '../utils/types';
+} from './types';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/src/utils/coverage.ts b/packages/contracts/test/utils/coverage.ts
index de29a3ecc..de29a3ecc 100644
--- a/packages/contracts/src/utils/coverage.ts
+++ b/packages/contracts/test/utils/coverage.ts
diff --git a/packages/contracts/src/utils/erc20_wrapper.ts b/packages/contracts/test/utils/erc20_wrapper.ts
index 7f00e2061..53e9791bc 100644
--- a/packages/contracts/src/utils/erc20_wrapper.ts
+++ b/packages/contracts/test/utils/erc20_wrapper.ts
@@ -4,8 +4,8 @@ import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import { Provider } from 'ethereum-types';
 import * as _ from 'lodash';
 
-import { DummyERC20TokenContract } from '../generated_contract_wrappers/dummy_e_r_c20_token';
-import { ERC20ProxyContract } from '../generated_contract_wrappers/e_r_c20_proxy';
+import { DummyERC20TokenContract } from '../../generated_contract_wrappers/dummy_e_r_c20_token';
+import { ERC20ProxyContract } from '../../generated_contract_wrappers/e_r_c20_proxy';
 
 import { artifacts } from './artifacts';
 import { constants } from './constants';
diff --git a/packages/contracts/src/utils/erc721_wrapper.ts b/packages/contracts/test/utils/erc721_wrapper.ts
index 309135ae4..6347f56e7 100644
--- a/packages/contracts/src/utils/erc721_wrapper.ts
+++ b/packages/contracts/test/utils/erc721_wrapper.ts
@@ -4,8 +4,8 @@ import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import { Provider } from 'ethereum-types';
 import * as _ from 'lodash';
 
-import { DummyERC721TokenContract } from '../generated_contract_wrappers/dummy_e_r_c721_token';
-import { ERC721ProxyContract } from '../generated_contract_wrappers/e_r_c721_proxy';
+import { DummyERC721TokenContract } from '../../generated_contract_wrappers/dummy_e_r_c721_token';
+import { ERC721ProxyContract } from '../../generated_contract_wrappers/e_r_c721_proxy';
 
 import { artifacts } from './artifacts';
 import { constants } from './constants';
diff --git a/packages/contracts/src/utils/exchange_wrapper.ts b/packages/contracts/test/utils/exchange_wrapper.ts
index baf967065..155d0eeb0 100644
--- a/packages/contracts/src/utils/exchange_wrapper.ts
+++ b/packages/contracts/test/utils/exchange_wrapper.ts
@@ -3,7 +3,7 @@ import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import { Provider, TransactionReceiptWithDecodedLogs } from 'ethereum-types';
 
-import { ExchangeContract } from '../generated_contract_wrappers/exchange';
+import { ExchangeContract } from '../../generated_contract_wrappers/exchange';
 
 import { formatters } from './formatters';
 import { LogDecoder } from './log_decoder';
diff --git a/packages/contracts/src/utils/formatters.ts b/packages/contracts/test/utils/formatters.ts
index 32e4787d6..32e4787d6 100644
--- a/packages/contracts/src/utils/formatters.ts
+++ b/packages/contracts/test/utils/formatters.ts
diff --git a/packages/contracts/src/utils/increase_time.ts b/packages/contracts/test/utils/increase_time.ts
index 4565d8dbc..4565d8dbc 100644
--- a/packages/contracts/src/utils/increase_time.ts
+++ b/packages/contracts/test/utils/increase_time.ts
diff --git a/packages/contracts/src/utils/log_decoder.ts b/packages/contracts/test/utils/log_decoder.ts
index 07127ba79..07127ba79 100644
--- a/packages/contracts/src/utils/log_decoder.ts
+++ b/packages/contracts/test/utils/log_decoder.ts
diff --git a/packages/contracts/src/utils/match_order_tester.ts b/packages/contracts/test/utils/match_order_tester.ts
index fbb1b99db..6145779b0 100644
--- a/packages/contracts/src/utils/match_order_tester.ts
+++ b/packages/contracts/test/utils/match_order_tester.ts
@@ -4,15 +4,11 @@ import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
 import * as _ from 'lodash';
 
-import { chaiSetup } from '../utils/chai_setup';
-import { ERC20Wrapper } from '../utils/erc20_wrapper';
-import { ERC721Wrapper } from '../utils/erc721_wrapper';
-import { ExchangeWrapper } from '../utils/exchange_wrapper';
-import {
-    ERC20BalancesByOwner,
-    ERC721TokenIdsByOwner,
-    TransferAmountsByMatchOrders as TransferAmounts,
-} from '../utils/types';
+import { chaiSetup } from './chai_setup';
+import { ERC20Wrapper } from './erc20_wrapper';
+import { ERC721Wrapper } from './erc721_wrapper';
+import { ExchangeWrapper } from './exchange_wrapper';
+import { ERC20BalancesByOwner, ERC721TokenIdsByOwner, TransferAmountsByMatchOrders as TransferAmounts } from './types';
 
 chaiSetup.configure();
 const expect = chai.expect;
diff --git a/packages/contracts/src/utils/multi_sig_wrapper.ts b/packages/contracts/test/utils/multi_sig_wrapper.ts
index b0d4fa8ab..6e7746dfc 100644
--- a/packages/contracts/src/utils/multi_sig_wrapper.ts
+++ b/packages/contracts/test/utils/multi_sig_wrapper.ts
@@ -3,8 +3,8 @@ import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import { Provider, TransactionReceiptWithDecodedLogs } from 'ethereum-types';
 import * as _ from 'lodash';
 
-import { AssetProxyOwnerContract } from '../generated_contract_wrappers/asset_proxy_owner';
-import { MultiSigWalletContract } from '../generated_contract_wrappers/multi_sig_wallet';
+import { AssetProxyOwnerContract } from '../../generated_contract_wrappers/asset_proxy_owner';
+import { MultiSigWalletContract } from '../../generated_contract_wrappers/multi_sig_wallet';
 
 import { LogDecoder } from './log_decoder';
 
diff --git a/packages/contracts/src/utils/order_factory.ts b/packages/contracts/test/utils/order_factory.ts
index 009dbc396..009dbc396 100644
--- a/packages/contracts/src/utils/order_factory.ts
+++ b/packages/contracts/test/utils/order_factory.ts
diff --git a/packages/contracts/src/utils/order_factory_from_scenario.ts b/packages/contracts/test/utils/order_factory_from_scenario.ts
index b150e59f6..9670c1a59 100644
--- a/packages/contracts/src/utils/order_factory_from_scenario.ts
+++ b/packages/contracts/test/utils/order_factory_from_scenario.ts
@@ -2,7 +2,7 @@ import { assetProxyUtils, generatePseudoRandomSalt } from '@0xproject/order-util
 import { Order } from '@0xproject/types';
 import { BigNumber, errorUtils } from '@0xproject/utils';
 
-import { DummyERC721TokenContract } from '../generated_contract_wrappers/dummy_e_r_c721_token';
+import { DummyERC721TokenContract } from '../../generated_contract_wrappers/dummy_e_r_c721_token';
 
 import { constants } from './constants';
 import {
diff --git a/packages/contracts/src/utils/order_utils.ts b/packages/contracts/test/utils/order_utils.ts
index 019f6e74b..019f6e74b 100644
--- a/packages/contracts/src/utils/order_utils.ts
+++ b/packages/contracts/test/utils/order_utils.ts
diff --git a/packages/contracts/src/utils/profiler.ts b/packages/contracts/test/utils/profiler.ts
index 85ee24f22..85ee24f22 100644
--- a/packages/contracts/src/utils/profiler.ts
+++ b/packages/contracts/test/utils/profiler.ts
diff --git a/packages/contracts/src/utils/revert_trace.ts b/packages/contracts/test/utils/revert_trace.ts
index 0bf8384bc..0bf8384bc 100644
--- a/packages/contracts/src/utils/revert_trace.ts
+++ b/packages/contracts/test/utils/revert_trace.ts
diff --git a/packages/contracts/src/utils/signing_utils.ts b/packages/contracts/test/utils/signing_utils.ts
index 9c711c72c..9c711c72c 100644
--- a/packages/contracts/src/utils/signing_utils.ts
+++ b/packages/contracts/test/utils/signing_utils.ts
diff --git a/packages/contracts/src/utils/simple_asset_balance_and_proxy_allowance_fetcher.ts b/packages/contracts/test/utils/simple_asset_balance_and_proxy_allowance_fetcher.ts
index a295a40c4..a295a40c4 100644
--- a/packages/contracts/src/utils/simple_asset_balance_and_proxy_allowance_fetcher.ts
+++ b/packages/contracts/test/utils/simple_asset_balance_and_proxy_allowance_fetcher.ts
diff --git a/packages/contracts/src/utils/simple_order_filled_cancelled_fetcher.ts b/packages/contracts/test/utils/simple_order_filled_cancelled_fetcher.ts
index 24afe36b7..24afe36b7 100644
--- a/packages/contracts/src/utils/simple_order_filled_cancelled_fetcher.ts
+++ b/packages/contracts/test/utils/simple_order_filled_cancelled_fetcher.ts
diff --git a/packages/contracts/src/utils/token_registry_wrapper.ts b/packages/contracts/test/utils/token_registry_wrapper.ts
index 91895aa59..0abf20e03 100644
--- a/packages/contracts/src/utils/token_registry_wrapper.ts
+++ b/packages/contracts/test/utils/token_registry_wrapper.ts
@@ -1,7 +1,7 @@
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import { Provider } from 'ethereum-types';
 
-import { TokenRegistryContract } from '../generated_contract_wrappers/token_registry';
+import { TokenRegistryContract } from '../../generated_contract_wrappers/token_registry';
 
 import { Token } from './types';
 
diff --git a/packages/contracts/src/utils/transaction_factory.ts b/packages/contracts/test/utils/transaction_factory.ts
index 348c0715d..348c0715d 100644
--- a/packages/contracts/src/utils/transaction_factory.ts
+++ b/packages/contracts/test/utils/transaction_factory.ts
diff --git a/packages/contracts/src/utils/types.ts b/packages/contracts/test/utils/types.ts
index b792bb90a..b792bb90a 100644
--- a/packages/contracts/src/utils/types.ts
+++ b/packages/contracts/test/utils/types.ts
diff --git a/packages/contracts/src/utils/web3_wrapper.ts b/packages/contracts/test/utils/web3_wrapper.ts
index c9d83a02d..c9d83a02d 100644
--- a/packages/contracts/src/utils/web3_wrapper.ts
+++ b/packages/contracts/test/utils/web3_wrapper.ts