Assignment for fixing bugs 596, 688, and 785

[https://gforge.statsbiblioteket.dk/tracker/index.php?func=detail&aid=596&group_id=7&atid=105 Bug 596: domains are treated case-sensitive]

[https://gforge.statsbiblioteket.dk/tracker/index.php?func=detail&aid=688&group_id=7&atid=105 Bug 688: hosts-report should be IDNA decoded when writing harvestInfo to the DB]

[https://gforge.statsbiblioteket.dk/tracker/index.php?func=detail&aid=785&group_id=7&atid=105 Bug 785: invalid domains in PROD system]