remove unnecessary object `_.extend` calls
Revert "remove unnecessary apps.getInstalled call from tarako (bug 1092463)"

This reverts commit bd81badcf50b265e06813f2c5da479d55b1ac1ba.
Focus the FxA popup email field (bug 1095056)

Fixes #777
bump gulp for a small fix related to lib css compilation
Merge pull request #767 from cvan/unnecessary-extends

remove unnecessary object `_.extend` calls