Revert "build: Crush all the PNGs"

This reverts commit 733f8ac64fb7942d7d3cf9d2ad04261ebfb6cf63.

Conflicts:
	envsetup.sh
	envsetuporig.sh

Change-Id: Iba1f628fcc43cb22e2144dc94a3188b9c3b5b484
Added pngcrush

Change-Id: I191b8c3f7a0437eed1a73e8ca9eea2f25d9b16bc
Added gcc colors

Change-Id: Ia0848543480ae42fc195e050748d03c81620dc6a
Fixes

Change-Id: Iacf1b3eda5b807f3e8347f0129a2dd5d2057a0bd
Merge https://github.com/XPerience-NXT/android_build into HEAD

Conflicts:
	core/binary.mk

Change-Id: I039f43dfd93c8b07e9fa3bc40f2db89e94de77ae