6.2.2

• added EpisodeMedia null relationship handling
• in sleep timer setting, added "to end of episode" option
• frequency of sleep timer check is reduced to every 10 seconds (from 1 second)
• in Queue bin view, items' order is changed to descending
• in Queue bin view, disabled some menu items
• refined "remove from queue" operation when an episode ended playing
• eliminated the double starts when playing the next episode in queue
• re-ensured circular queue