add user handling

[WolfgangFahl]

usage

niceuser -h
usage: niceuser [-h] -u USERNAME -p PASSWORD -c PROJECT [-a]

Manage user data.

options:
  -h, --help            show this help message and exit
  -u USERNAME, --username USERNAME
                        The username.
  -p PASSWORD, --password PASSWORD
                        The password.
  -c PROJECT, --project PROJECT
                        The configuration name/project
  -a, --add             Add a user. Otherwise, checks the password.

[WolfgangFahl]