Bug 1107747 - Create build for device branch 2.1s; fix b2g bumper,r=catlee
Bug 1107747 - Create build for device branch 2.1s; fix b2g bumper,r=catlee

mozilla/build-mozharness,armenzg/build-mozharness,lissyx/build-mozharness,armenzg/build-mozharness,mozilla/build-mozharness,lissyx/build-mozharness,walac/build-mozharness,walac/build-mozharness