Adapt to changed text response from RIPE

It used to be
    *** Info: Authorization for [<primary key>]

Now it is
    Create SUCCEEDED: [type] <primary key>   <Some Information>

Also adds a test for the update of the primary key.
avoid a warning
Merge pull request #17 from moritz/parse-changed-ripe-response

Adapt to changed text response from RIPE