projects/*/options: add option to select AACS support

Signed-off-by: Stephan Raue <stephan@openelec.tv>
new package: add package 'libbdplus'

Signed-off-by: Stephan Raue <stephan@openelec.tv>
projects/Cuboxi/linux: sync kernel config with other projects

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