removed genlive from livestreams

livestreams.py

 from server import *
 
-def genlive(streams):
-	for stream in streams:
-		stream['visible'] = True
-		stream['downloadable'] = False
-		stream['path'] = 'pub/hls/%s.m3u8'%stream['livehandle']
-		stream['file_size'] = 0
-	return streams
-
 @sched_func(30)
 def livestream_thumbnail():
 	livestreams = query('''SELECT streams.handle AS livehandle, streams.lecture_id, "formats" AS sep, formats.*