Merge pull request #198 from hrishiv90/master

Renamed uploader background image
Disabled Activity Stream Upload
Fixed Settings error for atleast one media type and enabling of buddypress media
Merge pull request #199 from joshuaabenazer/master

Fixed Settings error for atleast one media type and enabling of buddypress media
preparing for pull
Merge branch 'master' of https://github.com/rtCamp/buddypress-media
finished disabling media types functionality
Added Filetring for media files display list
Added filter to remove last media file