[Merge] lp:~fboucault/camera-app/ui_rewrite into lp:camera-app

[Olivier Tilloy]

1182	+        // when Qt 5.3 is landed, use property 'displayMarginBeginning' instead

Qt 5.3 has landed, so this property can now be used.
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https://code.launchpad.net/~fboucault/camera-app/ui_rewrite/+merge/224451
Your team Ubuntu Phablet Team is requested to review the proposed merge of lp:~fboucault/camera-app/ui_rewrite into lp:camera-app.