#76 Change password (temporary if third-party auth)

[Robert W]

set password of users:
/data/person/setTemporaryPassword : accepts 'application/json' in format '{"id":0, "username":"t.test","password":"newpassword"}', returns json with success or error code
Controller fully implemented

TODO: frontend implementation

[.]

Implemented in [2fa306]

[Felix]

ready to close?

[.]

Feature wurde getestet, bei Problemen reopen oder neues Ticket.