Merge pull request #20996 from KevinGrandon/bug_1029040_collections_offline_experience

Bug 1029040 - [Collection app] Do not allow creation of collections while offline
Merge pull request #21000 from lightsofapollo/faster-homescreen-removes

Bug 1029891 - Remove items from the homescreen async without activities.
Merge pull request #21007 from jimporter/ringtones-validate

Bug 1017421 - [ringtones][Flame only] previewing ringtones doesn't stop ...
Merge pull request #21042 from vingtetun/bug1028661

Bug 1028661: Fixed issue [Rocketbar] Overlay of homescreen and searh res...