WIP: Merge T6UL

Change-Id: Idc41f0ab1925d3ec4cc8be49367ddcdcc2453123
add external_sd for recovery
fix up BT and WIFI

-wifi turns on but won't connect to a network
-BT turns on and connects
Merge branch 'cm-11.0' of https://github.com/sbrissen/android_device_htc_t6-common into cm-11.0