Bug 839225 - Schedule b2g emulator crashtests on mozilla-b2g18 branch, r=aki
Bug 837146 Really disable leak tests for Thunderbird Mac debug, and simplify the Thunderbird overriding of the leak target. r=catlee
Bug 838327 - Enable All Linux tests in the Jetpack tree on Ubuntu. r=catlee
Bug 839523 - Enable Ubuntu on build-system. r=armenzg