msm7x30: Use recovery-specific fstab

Use a separate fstab for recovery so we
can use block device path for sdcard

This re-enables CWM's advanced partition functions
to create /sd-ext on external storage.

Change-Id: Idff92b29f6684ad5f48a776166067fe94f33280c
HACK: Readd Webkit flags

* Compatibility with PMEM

Change-Id: I5c8081065b97c8b30be1c0ecb66f9632d62c2c88
Merge pull request #4 from LegacyXperia/cm-11.0

lets merge base \\ damn it!