wolfson_sound: updated to 1.4.9
- Safety-net introduced to avoid writing empty mic register cache values back to
  the registers in any case (thx to Yank555 for this idea)

by AndiP
ramdisk-aosp-lte: updated from latest CM10.1 nightly
ramdisk-aosp: updated from latest CM10.1 nightly
Revert "ramdisk-aosp: updated from latest CM10.1 nightly"

This reverts commit 11753ca29a7d753bb85598170295f905710a8e40.
ramdisk-aosp: updated CM10.1 ramdisks