Merge pull request #11522 from steveck-chung/Bug-898726

Bug 898726 -[SMS]Manual inputed receiver's phone number will be overrided after select receiver from contacts. r=julienw
(cherry picked from commit 2f62e3aaa1e8421e0d8e536d2b61fa69fb1bd983)
Merge pull request #11714 from alivedise/bugzilla/904525/voicemail-number

Bug 904525 - Fetch voicemail number from settings DB before looking up navigator.voicemail.number, r=alive, a=leo+
(cherry picked from commit 72d9989f759099632c3d3b8b5335b7d12d969d2f)
Merge pull request #11790 from mikeaich/bug831446

Bug 831446 - remove delete button from secure lockscreen camera, r=djf
(cherry picked from commit b28199689da4e6d0ed11c584cff09ba2c1666399)