Added Episode counter and Publisher Version
Added average episode length and interval of new episode release
Added contributor gender distribution
Language corrections
Added total episode playback time
Corrected total playback time
Added total media file size
Added Average and total Media File size
Code polishing
Support for localization
Break -> continue
Respect Yoda translation ;)
Fixed /0 bug
Fixing leftover /0 errors
Merge remote-tracking branch 'podlove/statistics' into release-candidate
move contrib stats into its module