Merge pull request #14414 from arcturus/bug-940294

Bug 940294 - [Download Manager] Implement the flow when the user opens a file and this action fails from notifications
Bug 942220 - Add explicit wait in tap_back in contact_details.py
Bug 922746 - Mark this test as intermittent
[Bug 885680] - Adding subject management
Bug 947295 - Show Travis build as failing as soon as one job is failing
Bug 939375 - [email] POP3: UX for when there are too many messages in the spool. r=asuth
Merge pull request #14375 from mcav/land-939375

Bug 939375 - [email] POP3: UX for when there are too many messages in the spool. r=asuth
Bug 943779 - Need to update the images displayed while the contact tab is loading with the new visuals
Bug 945376: correctly handle the None alert tone setting
Merge pull request #12111 from PinZhang/bug912317_add_speaker

Bug 912317: Add speaker switcher
Bug 927286: Change keyboard word suggestions so we never display the user's actual input and instead have an X icon to dismiss the suggestions and prevent autocorrection

address review comments

update tests to match new word suggestions behavior

fix merge conflict with bug 929361
Merge pull request #14381 from davidflanagan/bug927286

Bug 927286: Change keyboard word suggestions so we never display the use...
Merge pull request #13887 from davidflanagan/bug939962

Bug 939962: attempt to reduce memory requirements for saving an edited i...
Bug 944271 - [OTA][Data Migration][Clock] The alarm events will...
   be lost after update from v1.1 to v1.2

Adds a routine to startup.js to convert old Alarm entries to the
new format.
Merge pull request #14473 from davidflanagan/bug945376

Bug 945376: correctly handle the None alert tone setting r=pdahiya
Merge pull request #13820 from hotzenklotz/932919_remove_border

Bug 932919 remove borders from image editor r=davidflanagan
Bug 942355 - Update Marketplace packaged app for dual SIM detection r=fabrice
Revert "Bug 907177 - [Clock] Add integration tests"

This reverts commit bddf28e63207e30e0cec38c60a98490117b32c89.
[Bug 944068] Revise collection style [r=amirn]
Bug 946724 - [e.me] Collection suggestions for unsupported languages should show English suggestions [r=ranbena]