[mas] do not load files if user clicks "Cancel" (NSOpenDialog)

git-svn-id: svn://svn.code.sf.net/p/filebot/code/trunk@2684 40b5aca5-6b98-4155-8834-ff3a5bb60073
* display OpenSubtitles download quota on login

git-svn-id: svn://svn.code.sf.net/p/filebot/code/trunk@2685 40b5aca5-6b98-4155-8834-ff3a5bb60073
* add jre8 to choco dependencies

git-svn-id: svn://svn.code.sf.net/p/filebot/code/trunk@2686 40b5aca5-6b98-4155-8834-ff3a5bb60073
// allow override via Java System properties

git-svn-id: svn://svn.code.sf.net/p/filebot/code/trunk@2687 40b5aca5-6b98-4155-8834-ff3a5bb60073
* fine-tune query-blacklist

git-svn-id: svn://svn.code.sf.net/p/filebot/code/trunk@2688 40b5aca5-6b98-4155-8834-ff3a5bb60073