v2.71.rc6

• FEC-8442 - metadata track is in disabled mode so id3 tags are not fired in live streams 
• SUP-14960 - Average drop-off higher than 100  
• SUP-15010 - Player image downloads are zero bytes 
• SUP-15012 - forceDownload= true makes the video to e 0 byte
• FEC-8433 - V2 kanalony referrer is double escaped - should be escaped only once