Merge branch 'refs/heads/master' into languages
WIP: add languages.
Continue button of RescanCollectionDialog is now only enabled, when at least one search result is checked.
Added the possibility to choose a series' language.
The tvdb scraper now scrapes all languages.
Fixed a NullPointer. Added the possiblity to rescrape skipped series.
Added some flags related stuff.
Merge branch 'refs/heads/languages'