Add search paths for xml files for MediaProfiles

This CL also adds versions to xml files. The default name for
the xml file is changed from media_profiles.xml to
media_profiles_V1_0.xml.

Test: Small CtsMediaTestCases
Test: Manual use of video recording and playback in Camera app
Bug: 36430270
Merged-In: Idd0cd07f358fb4eda8ce5b31adf62a7313eccbbf
Change-Id: Idd0cd07f358fb4eda8ce5b31adf62a7313eccbbf