- Remove out-of-tree build (in favor of D4157)
- Remove custom do-install (config/nsinstall works fine) [1]
- Convert to new testing framework
- Refresh patches with |make makepatch| but leave damage out [2]

[1] Requires PORTREVISION per new entry in plist and DEBUG builds
    no longer embedding WRKDIR in source file name
[2] Here's a list with * indicating severity:
    *** Lost original ptthread.c hunk from patch-bug301986
    *** Mixed patch-bug782111 into patch-bug301986
    ** Duplicated context lines
    * Wrong timestamps with USES=pathfix

Changes:	http://mozilla.6506.n7.nabble.com/ANNOUNCE-NSPR-4-10-9-Release-td343441.html

- update firefox-esr, thunderbird-esr, linux-thunderbird and linux-firefox to 10.0.7
- update seamonkey and linux-seamonkey to 2.12
- update nss to 3.13.6
- update bsdipc code (posix_spawn, SysV shared memory)
- rename patches to easily track those not (yet) submitted upstream
- reduce package size, except for www/libxul[1]
- restore default objdir to what it was in 13.0
- fix mail/enigmail after thunderbird build changes
- don't accidentally pick up headers from installed ports[3]
- add support for PREFIX != LOCALBASE to Makefile.webplugins [4]
- document vulnerabilities in vuln.xml
- *miscellaneous cleanups and fixups*

Obtained from:	OpenBSD ports[1]
PR:		ports/159831, ports/160933, ports/170467[3], ports/170236 [4]
Submitted by:	avilla [4]
In collaboration with:	Jan Beich <jbeich@tormail.net> Who did most of the hard
			work.

- Add support for powerpc64 [1]

PR:		ports/149045
Submitted by:	Andreas Tobler <andreast-list AT fgznet.ch> [1]
Approved by:	mezz@

The build now passses with -Werror. The regression-test target will only
be enabled after the ports thaw, as condition for approval...

Approved by:	maintainer (mezz)

Tested by:	exp-run
Approved by:	gnome (marcus)
Thanks to:	gahr, pav, beat, flo :)