xbmc: remove IMX6 audio patches, add project specific alsa config files

Signed-off-by: Stephan Raue <stephan@openelec.tv>
projects/RPi/patches/xbmc: update RPi support patch

Signed-off-by: Stephan Raue <stephan@openelec.tv>
projects/Cuboxi/linux: disable SYSTEM-to-RAM support

Signed-off-by: Stephan Raue <stephan@openelec.tv>
tools/mkpkg: add script to get and pack imx6 kernel

Signed-off-by: Stephan Raue <stephan@openelec.tv>
linux: update to linux-cuboxi-a5afa23, this fixes #3394

Signed-off-by: Stephan Raue <stephan@openelec.tv>
projects/Cuboxi/patches/linux: add patch to fix build if CONFIG_SUSPEND is not set

Signed-off-by: Stephan Raue <stephan@openelec.tv>
projects/Cuboxi/linux: disable CONFIG_SUSPEND

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