[ios7] - fix autorotation of external touchscreen controller (when using tvout) on ios7 (by implementing the needed bits of the new orientation/rotation API as the old one vanished in ios7 runtime)
[musicdb] songs with extensions that weren't lower-case couldn't be played. fixes #14879
Merge pull request #4093 from ace20022/blu_log

[bluray] Revise debug log messages.
[bluray] Also show simplified menu when "click on" MovieObject.bdmv.
[settings] Rename DVDs category to (Optical) Discs and add an option to specify the handling of blurays.