Add sdparted option to partition in ext4 fstype

Taken from PhilZ Touch recovery

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I079617fc32f8ad0aea754a60898cd4f9cc482524
Merge "Add sdparted option to partition in ext4 fstype" into cm-10.2
unlink() equals remove() in this situation can cause data loss and filesystem corruption if some data is not sync when mount sdcard

Change-Id: Ib3ad32842fcbf3b058c986df6901c7744bd5cf1f