Update Gemojione for new hotness ✨

Before | After
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![Screen_Shot_2016-02-12_at_3.38.43_PM](/uploads/299e5ffe38c91657085741261a678f81/Screen_Shot_2016-02-12_at_3.38.43_PM.png) | ![Screen_Shot_2016-02-12_at_3.38.09_PM](/uploads/ccee29719a6445a9efd2498391a7eea0/Screen_Shot_2016-02-12_at_3.38.09_PM.png)

See merge request !2800