added GNU GPLv3
added check_os.py
craeted lib directory
craeted lib directory
pm_utils with augeas implementation and rudimentary test
added *.pyc* to .gitignore
added postgis_utils.py
added os_utils.py
added osm_postgis_transform_prequisites.py; changed to plac, including changes of flags
added user_group_utils.py
added file_file_utils.py which still need to be transformed to use augeas instead of string.split improvisation