Bug 852563 - Initialize IdValuePair::value to avoid GC sequence-point trickiness.  r=bhackett

--HG--
extra : rebase_source : 2105e40d8d0ec0b9c06c2d6c5a0834c68d1f5ffb
Bug 837957 - Implement ICU dependent functions of Intl.Collator, Intl.NumberFormat, Intl.DateTimeFormat (part 5). r=jwalden

--HG--
extra : rebase_source : 6866323d913a8a74b6f69c01d69174fe3ca126aa
Bug 837957 - Implement ICU dependent functions of Intl.Collator, Intl.NumberFormat, Intl.DateTimeFormat (part 6). r=jwalden

--HG--
extra : rebase_source : 08950506f05ee9fea816569ef5658ffc1b0d1540
Bug 837957 - Implement ICU dependent functions of Intl.Collator, Intl.NumberFormat, Intl.DateTimeFormat (part 7). r=jwalden

--HG--
extra : rebase_source : 57a1c8c62444db6d0213ae3caf0602553a529bcf
Bug 851056 - Remove NotificationHandler. r=kats
Back out bc8eeacc3c8a (bug 843893) for (at least) desktop bustage in test_power_basics.html
Bug 848085 - Add telemetry probe for session file createBackupCopy. r=yoric