README: make it look nice

* add specs and things

Change-Id: If69717762aff9ded469b1c99dbe24d2eeb875ea0
BoardConfig: remove classpath

* The classpath is now set elsewhere in the source tree making this define unecessary

Change-Id: I499861cd91cdf86d98ebcf5956faa1745cf2fa31
Merge "README: make it look nice" into cm-12.0
g3: add bump script

* auto bumps boot and recovery images
* to enable for your variant, set TARGET_REQUIRES_BUMP in BoardConfig

Change-Id: Ib04dda56564c8b89f9c24a75ef5dffc43073b063
BoardConfig: add to sepolicy union instead of defining it

* This is done in the AOSP device trees now

Change-Id: Iac56af57f2d182dbe2199413a643137117b8b77d
DO NOT MERGE fixes for cm-12.0

lots of shit that will get reverted later

Change-Id: I66b40caab0c3378c54cefab1e2a4a06ec34e0d38