Add android SUBDIR for config setup/check
Fix compile warnings, treated as errors with our 03 optimization
Config: Sync defconfigs; missing quote in Kconfig
Update Makefile
Revert "Add android SUBDIR for config setup/check"
POSSIBLY CAUSING 'make mrproper' error due to dirname config%
Keeping it in history though because I use it for defconfigs
This reverts commit 187abab90aa3666bdb688321583ac80e16beef42.