[Merge] lp:~uriboni/messaging-app/stickers into lp:messaging-app

[Ugo Riboni]

The proposal to merge lp:~uriboni/messaging-app/stickers into lp:messaging-app has been updated.

Commit Message changed to:

Prototype implementation for stickers support.

For more details, see:
https://code.launchpad.net/~uriboni/messaging-app/stickers/+merge/277446
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Your team Ubuntu Phablet Team is requested to review the proposed merge of lp:~uriboni/messaging-app/stickers into lp:messaging-app.