Added creation_time to generated MP4.
Added creation_time to generated MP4.

tamdao/mpegts,tamdao/mpegts,MaMazav/mpegts,MaMazav/mpegts,LETVFE/mpegts,matb33/mpegts,RReverser/mpegts,lukaszzdanikowski/mpegts,ListFranz/mpegts,RReverser/mpegts,adylevy/mpegts,LETVFE/mpegts,adylevy/mpegts,ListFranz/mpegts,lukaszzdanikowski/mpegts,matb33/mpegts