Experiment: Just one-Level directory with 2-char prefix
Experiment: 3 Zeichen auf der ersten Ebene
flush output while showing that split blocks are stored
Merge branch 'master' into onelevel_dir3
New alternative repo format "xxx" instead of "xx/yy"
repoFormat may be empty
Don't use cache file on restore
New Option "--no-write-cache"
Cleanup fixed
Cleanup fixed (2nd)
Added error handling during restore
use lstat64 instead of lstat
open64
MacOSX: ::open instead of ::open64
open64 without O_LARGEFILES
New option --skip-existing
--skip-existing
Make sure compression contexts are destroyed after closing the stream
lchmod/lchown for symlinks
Merge branch 'master' into dev

Conflicts:
	src/RestoreRun.cpp