Initial commit - code is equivalent to that of
Big Brother File System
Implemented utimens(); Renamed bb_* to esfs_*

Also removed some logging and
copied in new comments from fuse.h
Introduced a shortcut for the prefixes of symbols

Added snapshot.c
Renamed symbols; new util.c; optimised compiling
Bugfix
	modified:   Makefile
Introduced more correct path mapping and excluding snapshots paths

Simplified the implementations of FS operations
Separated FS operations into different files
Added stat.c
Bugfix
Set up and check the snapshots dir
Started writing an overview