Bug 1005057 - Switch to system frame inside get/set permission test methods
Bug 1029730 - (vertical-homescreen) Search field width changes slightly when invoked
Bug 1021513 - [Messages] Recipients list container scroll up automatically when dragging down the container for multiline recipients list mode
Bug 1013296 - Compose. Change send button to an paper plane icon
Bug 1030058 - apps/system/style/themes/default/images/ui/time_pattern.png should be
removed.
Merge pull request #19991 from rnowm/1013296

Bug 1013296 - Compose. Change send button to an paper plane icon. r=steveck-chung
Merge pull request #21101 from RudyLu/system/Bug1030058-remove_assets

Bug 1030058 - apps/system/style/themes/default/images/ui/time_pattern.pn...
r=pivanov
Merge pull request #21100 from steveck-chung/bug-1021513

Bug 1021513 - [Messages] Recipients list container scroll up automatically when dragging down. r=azasypkin
Merge pull request #21063 from zacc/bug_1005057_app_perms

LGTM, merging as the failure from Travis is unrelated to the changes.
Merge pull request #21094 from crdlc/bug-1029730

Bug 1029730 - (vertical-homescreen) Search field width changes slightly ...
Bug 998956 - [MediaDB] Ignore the time difference when it is multiple of 10 minutes and less than 12 hours