Merge pull request #16570 from EverythingMe/973864-set-wallpaper

Bug 973864 - [Everything.me] Set Collection background image as wallpape...
Bug 976481: don't display "Media Storage Settings" buttons in media apps when there is no sdard.

remove media settings button from Camera overlay

remove media settings button from Gallery overlay

remove media settings button from Video app overlay

remove media settings button from the Music app overlay
Bug 975834 - homescreen bookmarks do not work for URLs ending in a file
Merge pull request #16722 from davidflanagan/bug976481-v1.3

Bug 976481: don't display "Media Storage Settings" buttons in media apps... r=pdahiya a=1.3+
Bug 976791 - Make the pt-BR symbol layout match the en-US layout, but keep R$ instead of $. r=djf
Merge pull request #16706 from gitmai/bug-977399-error-reset-report-picker

Bug 977399 -[B2G][Cost Control] 'Reset report' picker cannot be changed ...
r=salva