URLquote password parameter
URLquote password parameter

The password parameter wasn't quoted in some tests where the password
was generated automatically.
Also add some more output if tests fail.

privacyidea/privacyidea,privacyidea/privacyidea,privacyidea/privacyidea,privacyidea/privacyidea,privacyidea/privacyidea,privacyidea/privacyidea