xbmc: update to xbmc-12.2-ad84e88

Signed-off-by: Stephan Raue <stephan@openelec.tv>
Merge branch 'master' of github.com:OpenELEC/OpenELEC.tv
linux: add Linksys AES2500 support patch

Signed-off-by: Stephan Raue <stephan@openelec.tv>
linux: rename some patches

Signed-off-by: Stephan Raue <stephan@openelec.tv>
projects/*/linux: enable and sync BRCMFMAC support

Signed-off-by: Stephan Raue <stephan@openelec.tv>
wlan-firmware: update to wlan-firmware-0.0.13

Signed-off-by: Stephan Raue <stephan@openelec.tv>