* * rocDecode/AVC: Added initial AVC parser.
- Added AVC SPS, PPS and slice header parsing functions.
- Merged common parsing code from AVC and HEVC parsers to their super class.
* * rocDecode/AVC: Formating changes. No functional changes.
- Moved HEVC standard specific defines out of HevcVideoParser class to a new file.
- Changed some namings to be more specification compliant.
- No functional changes.
* rocDecode api defintions added for decoder and parser
* addressed review comments and changed struct names to CamelCase
* minot reformatting
* parser high level class implementation