Use new Connectivity Engine (CnE)
Use it even if we have 512mb ram
AriesParts: adapted FastCharge to interact with the tile
sepolicy: removed duplicated rule
BoardConfig: SKIP_SET_METADATA no longer needed
with the new recovery selinux is natively supported,
this allow to flash the roms with or without selinux
fstab: cleanup and various changes
Set some bluetooth options
Remove inherit of gsm.mk
 * GSM and CDMA are consolidated now
BoardConfig: Use insecure MM heap
Updated recovery_keys for CWM API changes

CWM's eliminating device_toggle_display() and
ui_get_showing_back_button() (see http://review.cyanogenmod.org/62724).
Remove these in our recovery_keys.c.
BoardConfig: Build rom and kernel with GCC 4.8 toolchains