Bug 945678 - [Download Manager] Implement shared flow when the user opens a file and this action fails
Merge pull request #14309 from crdlc/bug-945678

Bug 945678 - [Download Manager] Implement shared flow when the user open...
Bug 945727 - [Cards View] It's difficult to tap the cross in the cards view r=julien
Bug 917639 - sms application updates time in messages-thread r=julien
Bug 943183 - [Messages] the bad recipient markers should not be absolutely positioned to a non-scrolled ancestor r=schung

* Add "position: relative" for the absolutely positioned marker's nearest
  ancestor.
Merge branch 'master' of git://github.com/mozilla-b2g/gaia into mixin