vivow: update sdcard mounting for kitkat

Change-Id: Id601ed95c54f966f3faf839b29a3b72a0e4379ef
vivow: update ramdisk for wifi

* Remove p2p remnants, we don't use/support it.
* Remove other remnants in ramdisk that are in init.rc

Change-Id: I9e919d54e43b60484b010fe5aff001aa61405123