PVR part 4
Selectable small / big grid view
Add Music videos support
grid view update
ADD: [plexbmc] single "section..." entry

Single section... entry for menus with no categories.  Need to use the
"nocat" options on the runscript for the skin.
ADD: [plexbmc] a refresh entry

Allows cache to be recreated if new media servers comes along
PVR final push
version up
Merge pull request #1 from hippojay/plexbmc-sections

Plexbmc sections update by Hippojay
Music videos in main menu, submenu, skin settings toggle, background customiser, 1 additional custom main menu entry after music videos.