For mpd codes, rename dash_packager to edash_packager; for media codes, add namespace edash_packager. Change-Id: I1120e6110c734cd02bdbe15f1cf7abddcdfdd7ea
Change-Id: I05ded15fa666119c86a1d3f1c99123b9cda60b49
Change-Id: I827d8959d9c7c398178d083d01fafdb1779805da