hammerhead: Update makefile generation script

* Update copyright
* Generate additional apk makefile entries

Change-Id: I2092f4145ed5344f1095b987eb2b58551ef79320
hammerhead: Update proprietary blobs to LRX21O

Update setup script accordingly.

Change-Id: I8f5b6f6b2aad2af3cfcd913454644013012131ea
hammerhead: Use QCOM PowerHAL

Requires an updated mpdecision, remove --no_sleep
argument from the same. Add dependencies and sepolicy
rules accordingly.

Change-Id: Ibc9ad05a1c165f93fc7c869b1ff39dc62688367b
hammerhead: Enable QCOM bionic optimization

Change-Id: I47cfe28c2d04c1ff5903958624583d70e84ca979
hammerhead: Audio update

* Enable the compander for increased dynamic range on
  headphones and speaker output
* Increase headphone gain
* Build tinymix

Change-Id: I78c317d91fe633907873b412d0f1e3e3b9da8ad1
hammerhead: Update build fingerprint and description to LRX21O

Change-Id: Ia277f165caea523e244e257fd90b9691d89d6975