Bug 896986 - Recent closed tab history middle click only opens top entry, r=jaws

--HG--
extra : rebase_source : dd02458f60c5a937852b14671dbd1c50e80e7a8c
Bug 904475 - When filtering in the Variables View and no matches are found, some annoying margins are added between scopes, r=past
Bug 904472 - Add license block to netmonitor's test files, r=msucan
Bug 904471 - Group and document the events emitted by the netmonitor's panel window, r=msucan
Bug 898744 - Make browser_394759_basic.js wait for tab invalidation before closing the window; r=yoric
Backed out changeset 55f9c5aeece6
Bug 903737 - Fix: right click on non-selected content with selected text in page brings up text selection context menu. r=rsilveira
Bug 901019 - Disable selection ui when pasting into the address bar using the context menu. r=bbondy
Bug 904204 - Bug fix for send mouse move to clear hover from the apzc landings. r=bbondy
Merge mozilla-central and fx-team
Backed out changeset 0dbbeaba9998 (bug 901019)
Backed out changeset bc56c811963e (bug 903737) for metro-chrome failures
Bug 896986: Recent closed tab history middle click only opens top entry, r=jaws, f=dao

--HG--
extra : rebase_source : 94052c4c1aa1567ad3f3b361795a9683baabb6fa
Bug 883953 - Part 1: Move infobar to bottom of screen. r=mbrubeck
Bug 883953 - Part 2: Implement infobar behaviours. r=mbrubeck
Bug 883953 - Fix test failures. r=mbrubeck
Bug 901822 - Fix expanders in error pages. r=margaret
Bug 808636 - Restyle mobile error pages. r=margaret
Bug 905472 - Intermittent TEST-UNEXPECTED-FAIL | tests/test-tabs.test window focus changes active tab | the activated tab url is correct. r=Mossop
Merge m-c to fx-team.