Add ION Support

Change-Id: I05f2deb15f1c1954954f95d8ab15ab2767a90ed0
configs: Remove adreno_config.txt

https://developer.qualcomm.com/forum/qdevnet-forums/mobile-gaming-graphics-optimization-adreno/26443
vigor: move phone overlays

Change-Id: Ic53530ee1520e808aade3189f2c2c4627254f394
vigor: remove legacy vold flag
Cleanup build.prop flags
Build hostapd
Setup our ramdisk offset
overlay: Update storage lists for OTG
BoardConfig.mk: Remove metadata hack. No longer needed with updated recoveries
SELinux: Set permissive
Merge branch 'cm-11.0-ion' into cm-11.0