Add exFat support

 * track our own Vold
 * track CM external_exfat & external_fuse

Change-Id: Icba610b5a2d6a7cfef0cd082da178cb93ccde354
Signed-off-by: houst0nn <houstonn@gmail.com>
Add FFMPEG and stagefright-plugins to the project

Change-Id: Iec58ed53f953304d8b78fd7561548fa771b33349

Conflicts:

	default.xml
Merge remote-tracking branch 'pa-legacy-kitkat/kitkat' into kitkat