i9100: recovery: auto detect fstype for sdcard

Change-Id: I54c299fa684c0e076bf2dec0ca3c513ca6069fe9
Merge branch 'cm-10.1' of github.com:CyanogenMod/android_device_samsung_i9100 into HEAD

Conflicts:
	recovery.fstab

Change-Id: I6a39cc9d3933d662a31a18d996132f0dec7c6970