M1_M3/M6_MX: Fix dispatcher scripts file permission on setup

- Fix time on WIFI
XBMC: Bump / Add Github revision option (Default: 13.1-Gotham)
XBMC: Add option to use custom settings.xml
Update README.md
XBMC: Bump patchs
XBMC: Don't install service.xbmc.versioncheck
XBMC: Update settings (passthrough now works)
Merge with upstream
Add true 1080p path from codesnake