Bug 991057 - avoid continuing to initialize about:accounts if it has started closing. r=ttaubert
Bug 990387 - Toolbar buttons on the TabsToolbar appear below the nav-bar border with a theme. r=dao
Bug 968509 - Move about:certerror from components to content. r=Unfocused

--HG--
rename : browser/components/certerror/content/aboutCertError.css => browser/base/content/aboutcerterror/aboutCertError.css
rename : browser/components/certerror/content/aboutCertError.xhtml => browser/base/content/aboutcerterror/aboutCertError.xhtml
rename : browser/components/certerror/test/browser_bug431826.js => browser/base/content/test/general/browser_bug431826.js
rename : browser/components/certerror/test/browser_bug633691.js => browser/base/content/test/general/browser_bug633691.js
Bug 979292 - Correctly place image tooltip in ruleview after a colorpicker was used; r=harth
Lazy load modules as much as possible in gDevTools.jsm (bug 986841). r=dcamp

Also, ensure the devtools main module is only loaded once as it may have observable side-effects (like breaking the browser_toolbox_options.js test).
Miscellaneous lazification and cleanups in devtools framework code (bug 986841). r=dcamp
Bug 990672 - Remove query string from linked CSS file path in style editor; r=pbrosset
Bug 948946 - Use private-browsing indicator with GTK theme on non-Linux as well. r=MattN
Bug 988327 - Convert to Promise.jsm in "toolkit/devtools/server/tests/mochitest". r=dcamp
Merge m-c to fx-team
Bug 991175 - Headers values in the netmonitor sidepane are very hard to read and copy after clicking on them, r=msucan
Bug 991376 - The variables inspection popup shouldn't opening when hovering js literals, r=past
Bug 991392 - Make the separator between the watch expressions and variables view visible in the debugger, r=past
Fix a typo in error reporting when attaching to the tracer (bug 989627). r=vporof

--HG--
extra : rebase_source : 59547f9b8f21bc4205b358701d1c9aa900049e81
Bug 991112 - Disable RDP logging for faster tests. r=vporof

--HG--
extra : rebase_source : 4a5b5b8001a7a9e1bf0aae3ecd6bb600b6d15154
Merge m-c to fx-team on a CLOSED TREE.
Backed out changeset d53cc3ad38ec (bug 991392) for pushing tests around, causing chunked browser-chrome bustage on a CLOSED TREE
Backed out changeset a17657a71b01 (bug 991376) for pushing tests around, causing chunked browser-chrome bustage on a CLOSED TREE
Backed out changeset 312c314e230b (bug 991175) for pushing tests around, causing chunked browser-chrome bustage on a CLOSED TREE
Bug 986760 (with a dash of 989101 added in) - disable browser_UITour3.js on Linux for excessive failures and lack of action taken toward fixing them