Bug 855108 - Disable tools toggled by the developer toolbar when it closes. r=jwalker
Bug 677930 - Style Inspector: make URLs clickable.
No bug, Automated blocklist update from host bld-linux64-ec2-479 - a=blocklist-update
merge m-c to fx-team
Bug 859024 - Remove the MSVC exemption for FAIL_ON_WARNINGS in content/canvas/src. r=jmuizelaar
Backed out 2 changesets (bug 864342, bug 861596) for various regressions.

Backed out changeset ba1a51d840b3 (bug 864342)
Backed out changeset 503a5fb6d530 (bug 861596)
Merge m-c to inbound.
Backed out changeset b68c721a1462 (bug 863828) for robocop failures.