Bug 877003 - Convert TestSettingsAPI.cpp to a mochitest-chrome. r=fabrice

--HG--
extra : rebase_source : d338fc0222346f4ddd043b32d43462c6365f16f5
Bug 705921 - Option to clear web console messages on page reload; r=robcee,jwalker
Merge m-c to fx-team.
Bug 794041 - fix test_docload.html to expect accessibles to come from people stuffing stuff in the hidden window; r=surkov
Bug 791670 - part 1 - flip the browser.newtab.preload pref; r=jaws
Bug 791670 - part 2 - fix browser_bug763468_perwindowpb.js test; r=ehsan
Bug 791670 - part 3 - fix newtab page tests; r=jaws
Merge m-c to fx-team.
Bug 874363 - The timeline header in the Netmonitor should be clickable; r=vporof
Bug 874611 - Fix error reporting in some ContactDB methods. r=gwagner
Bug 869903 - Report background color on mozbrowserfirstpaint, r=jlebar
Merge m-c to birch.
Backed out changeset 3b3acc25c034 (bug 869903) for mochitest failures
Backout bug 869903 for test failures
Bug 877984 - Trying to update a hosted app preloading appcache that was preinstalled will fail to update r=gene.lian
Bug 877560: B2G RIL - support EF_CBMID. r=yoshi
Merge latest green inbound changeset and mozilla-central
Merge latest green birch changeset and mozilla-central
Merge mozilla-central and inbound