Renamed test suites to CamelCase. Also added Vp8Playback suite

--HG--
rename : skema/suites/simple2.py => skema/suites/ComponentNameEnum.py
rename : skema/suites/compnames.xml => skema/suites/ComponentNameEnum.xml
rename : skema/suites/mp3playback.py => skema/suites/Mp3Playback.py
rename : skema/suites/simple2.py => skema/suites/PcmPlayback.py
rename : skema/suites/pcmplayback.xml => skema/suites/PcmPlayback.xml
rename : skema/suites/simple2.py => skema/suites/RoleOfComponentEnum.py
rename : skema/suites/roleofcomp.xml => skema/suites/RoleOfComponentEnum.xml
rename : skema/suites/simple2.py => skema/suites/Vp8Playback.py