Pillow changed something with 2.0
fix genre display translation for issue preview of variants
fix editing cover sequence for new variants
lowercase genre names
Fix "unsupported format character 'n'" error.
Merge pull request #6 from adia/master

Fix for "unsupported format character 'n'" in advanced search for brand notes.
Merge branch 'master' of github.com:GrandComicsDatabase/gcd-django into devel