Revert "replace AOSPA-Legacy's msim repo with our own"

This reverts commit 23e4d47a631ed15f2adc4c165bf183900a193a20.

Conflicts:
	default.xml
Add exFat support

 * track our own Vold
 * track CM external_exfat & external_fuse

Change-Id: Icba610b5a2d6a7cfef0cd082da178cb93ccde354
Signed-off-by: houst0nn <houstonn@gmail.com>
Merge remote-tracking branch 'PA/kitkat' into legacy-staging

Conflicts:
	default.xml
Merge branch 'legacy-staging' of github.com:AOSPAL/manifest into legacy-staging