Bug 862247 - Fix Contacts/Settings tests not running individually. r=gwagner

--HG--
extra : rebase_source : c9048a4680383576f329c4dcfb139a8e05633076
Merge m-c to birch.
Bug 861896 - [b2g-ril] Call waiting feature is not working on Geeksphone Peak devices. r=vicamo
Bug 862050 : When mms apn is the same as default apn, the cellphone can't get data call connection. r=vyang
Bug 860604 - Use receiving time to store received sms message. r=vicamo
Bug 853632 - Cache own and containing apps in TabContext. r=jlebar
Bug 860760 - Pause OMX media sources when playback is paused. r=sotaro, r=cdouble

OMXCodec needs to now when the stream is paused. Otherwise it will
prevent the device from lowering its power state when idle.
Merge the last green birch changeset to m-c.