Bug 1009584 - deploy buildbot slaves version 0.8.4-pre-moz3 to linux and mac slaves. r=dustin
Revert "Bug 1009584 - deploy buildbot slaves version 0.8.4-pre-moz3 to linux and mac slaves. r=dustin"

This reverts commit aac10543c8ef, which wasn't merged to production, and
thus wasn't deployed.
No Bug, upgrade SeaMonkey slaves to toplevel::slave::releng
Bug 1009584 - deploy buildbot slaves version 0.8.4-pre-moz3 to linux and mac slaves. r=dustin
Merging default -> production

--HG--
branch : production