Improves license compatibility between GPL and Apache Change-Id: I2b165aa575bb6213af6b07936f99610c113443f0
Change-Id: I4ec037f76aa965bc818afe924942adbe9a080b36
create a framework for computing digests and reading digests in TWRP add space for backwards compatibility with bb md5sum Change-Id: Ia18e3f430eed5eba22e5052d39b9b8d88ecd4536