Fix for old device
Merge branch 'yakreader_sans_library' of https://github.com/guardianproject/securereader into yakreader_sans_library
Some performance optimizations
Merge branch 'yakreader_sans_library' of https://github.com/guardianproject/securereader into building_with_ant
List fixes and cleaner MainActivity
Added view holder pattern to adapter
Null check
DownloadsAdapter fixes and non-vfs media bugfix
Remove verbous left side menu debugging log
Merge branch 'yakreader_sans_library' of https://github.com/guardianproject/securereader into building_with_ant