For the following files:
    * Makefile
    * build/main.mk
    * build/create.sh
    * build/meta/com/google/android/updater-script
        GNU License v2
        (https://www.gnu.org/licenses/gpl-2.0.html for more information)

Any other file:
    These are closed source/propietary/prebuit files, I do not own them, these are just here
    to make your life easier when compiling the package.
    Contacts their own authors for information about their license.