linux: add linux-3.13 patches

Signed-off-by: Stephan Raue <stephan@openelec.tv>
linux: add patch to fix nouveau driver build

Signed-off-by: Stephan Raue <stephan@openelec.tv>
Merge branch 'master' of github.com:OpenELEC/OpenELEC.tv
bcm2835-driver: update to bcm2835-driver-b38194c

Signed-off-by: Stephan Raue <stephan@openelec.tv>
bcm2835-bootloader: update to bcm2835-bootloader-b38194c

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