fit size
loki updates:

- fix fstat could fail on getting open partition size
- sync latest sources to support new devices
- match original loki upsteram sources
- fix all loki_recovery compiler warnings
- Makefile and Android.mk to compile multi bin tool or lib
hammerhead: support backup/restore of efs1 and efs2 partitions
6.19.6
separate loki_recovery.c from main loki binary/lib sources
derp
Merge branch 'cm-11.0' of github.com:PhilZ-cwm6/philz_touch_cwm6 into cm-11.0

Merged changes from upstream