Bug 942206 - enable new masters. r=myself (callek)
Bug 950223 - Add linux64-valgrind build, r=edmorley

--HG--
extra : rebase_source : 7ec12250d78dd5c860bbb8598fc9c4ccb6688307
Added tag FENNEC_27_0b2_RELEASE, FENNEC_27_0b2_BUILD1, FIREFOX_27_0b2_RELEASE, FIREFOX_27_0b2_BUILD1 for changeset 6bd10bc1b47f
Automated configuration bump: update configs for Firefox 27.0b2 build 1
Added tag FIREFOX_27_0b2_RELEASE_RUNTIME, FIREFOX_27_0b2_BUILD1_RUNTIME for changeset 7403d69cade3
Merge branch 'master' of git://github.com/mozilla/build-tools into slave-rebooter