hybris packages refactoring: new package hybris-base

Move script adding android groups and logcat to lxc-android.

New package: hybris-base, metapackage that pulls in packages needed for libhybris HW adaptation.

add_android_groups shell script was generated by android_groups_generator and then slightly edited (removed sudo and echo).

Hybris-base with 2 subpackages, which device packages can depend on