OliverG96:Clean-up & frapeti:update media_codecs.xml

https://github.com/TeamCanjica/android_device_samsung_u8500-common/commit/2a1bc39e10914d860e68ba386bf71d3fe93da25e
&
https://github.com/TeamCanjica/android_device_samsung_u8500-common/commit/c5f852d744320b23dddc7027513875a22b19b6ce