Merge pull request #21145 from DouglasSherk/1024460-conference-duplicates

 Bug 1024460 - [Dialer][Conference] Fix duplicate contact names and phone numbers in the conference participant list. r=etienne
Merge pull request #21109 from bebef1987/dissmiss

Bug 1023048 - [UITest] The condition of keyboard dismiss is not correct
Bug 1030820 - [Collection app] Retrieve more web results [r=kgrandon]
Bug 1028192 - Disable ActiveSync tests
Merge pull request #21182 from viorelaioia/1028192

Bug 1028192 - Disable ActiveSync tests
Bug 1028690 - [Collection app] Pinning/unpinning web results doesn't trigger icon update r=ranbena
Merge pull request #21144 from KevinGrandon/bug_1028690_collection_pin_unpin_icon_update

Bug 1028690 - [Collection app] Pinning/unpinning web results doesn't trigger icon update
Merge pull request #21187 from vingtetun/bug1032131

Bug 1032131 - [Homescreen] Statusbar is not opaque anymore when entering...
Merge pull request #21169 from vingtetun/bug1021857

Bug 1021857 - [B2G][2.0][Everything.me ] User can get e.me to appear ove...
Bug 1027144 - Re-enable test_homescreen_move_app.py, test_homescreen_delete_app.py
Bug 1027373 - [B2G][Flame][FTE] Alphabet picker does not function
Bug 1004985 - Close screenshot notification when user responds to it. r=timdream
Merge pull request #20874 from dominickuo/bug-1026328

Bug 1026328 - [Settings] Also set the l10nId to the tone buttons, r=EragonJ
Bug 1001568 - [Clock] Refactor AlarmsDB and Alarm. r=millermedeiros
Bug 1026575 - [B2G][SMS] Message preview in Messages app thread view disappears after opening app. r=schung
Merge pull request #21181 from EverythingMe/1030820-24-results

Bug 1030820 - [Collection app] Retrieve more web results [r=kgrandon]
Bug 1028688 - [Collection] Render icon after an add operation from homescreen r=ranbena
Bug 970658 - Cache downloaded extensions in build_stage
change to http from https
fix build integration tests