Bug 841415 - Fix nss_ctypes.py so it works on Darwin. r=bsmith
Bug 866880 - Implement Close Tabs to the Right. r=jaws, ui-r=madhava
Bug 875126 - Make cgdb an option for mach --debugger. r=ted
Bug 880754 - Remove unused PointerSet typedef. r=khuey
Bug 882160 - Unbust mach mozbuild-reference; r=ted

Regressed from bug 863069.

--HG--
extra : rebase_source : ed545daf8e6c60817e99407a9be360b5e85576e6
Bug 881991 - Properly detect already inserted sessions; r=rnewman

--HG--
extra : rebase_source : 2655dcc1230f05d37c3f43c1d2c4fb22768bd1f5