Merge pull request #522 from giastfader/0.8.4

implemented workaround to use the push moc service within the test suite
Merge pull request #46 from baasbox/0.8.4

0.8.4
Merge pull request #523 from giastfader/0.8.4

fixed layout issue with download/delete backup buttons
Merge pull request #47 from baasbox/0.8.4

pull request from repository baasbox
add category and content-available fields for ios push notifications
remove old apns library
add control for content-available for ios push notifications and change baasbox version
removed old library
fix conflict
Merge branch 'baasbox-master' into ios8-push
Merge pull request #536 from snoodlupa/ios8-push

Update apns and fix issue #528
Merge branch 'master' into engine
Merge branch 'engine' of github.com:baasbox/baasbox into engine