releasetools: use set_metadata instead of set_perm

Change-Id: I1eda9dd7c1b1497fde1ae57596329193901947a2
script: fix traditional sort

Change-Id: If71cb15853702b441c93880d34c214e419918c84
Inherit from msm8960-common

* msm8960-common then inherits from qcom-common.
* This doesn't change anything currently, just adds one more
  common tree in between - however, later on, we can start moving
  things to this new tree as needed, from both blue-common
  and qcom-common

Change-Id: Ib0a5bca4569501e8504ae18b04c98f59130fe4be
script: make osx devs happy

Change-Id: I1e4a6be6d9c9da589a147f87f0164de65df2fc5f
blue: remove twrp flags

* These aren't maintained / kept in sync with TWRP.

Change-Id: Ie6d70be03f51cff0495ada7c090f1b2f9f958dfb
move bootrec-device so that it is automatically copied

* And cleanup the makefile a little bit

Change-Id: I12bc2c8ce0e4c3b517abdc666960bb34113a422b
blue-common: disable some unimplemented overlays

...to fix build

Change-Id: Idbddf4e6c78af24fad4ccc35b89affac9d7fc5e1