fix in case masterdir does not exist
wrong var name
prevent vars from becoming None
start of libdir
moved synctool_pkg modules
this is needed after changing the module hierarchy
moved module to synctool/unbuffered.py
avoid name conflict with package modules
moved synctool_update module to synctool/update.py
moved synctool_stat.py to module synctool/stat.py
moved synctool_pkgclass.py to module synctool/pkgclass.py
moved nodeset to module
moved configparser to module
moved overlay to module
moved synctool_aggr to module + command
moved module synctool/object
splitted synctool_config in a module + command
moved module to synctool/param
moved synctool_lib.py to module synctool/lib.py
removed unnecessary import