0.2.0

• Support .mkv video files
• Show warning if video has no playable audio (since mkv files often use the unsupported AC3 codec)
• Allow toggling sub tracks in Manual mode (thanks Vladz0r for bug report)
• Parse season number from video filenames
• Make Windows installer present options (not one-click)
• Add installer-free Windows release (zipped portable exe)
• Various minor improvements