[1/4] exFAT Support

FUSE based exFAT Implementation

 (1/4) manifest: https://gerrit.slimroms.net/6927
 (2/4) vendor: https://gerrit.slimroms.net/5445
 (3/4) sepolicy (vendor): https://gerrit.slimroms.net/7161
 (4/4) vold: https://gerrit.slimroms.net/6983

Need to Fork These repos from cm-11.0 branch

1. https://github.com/CyanogenMod/android_external_exfat
2. https://github.com/CyanogenMod/android_external_fuse

Change-Id: I27777873c69cf4dfccfc118bc36fd7487ffd2396