* morituri/image/toc.py: * morituri/common/checksum.py (added): * morituri/common/crc.py (deleted): Rename crc to checksum, because AccurateRip checksums are not CRC's.
Refactor to use TOC class. * morituri/image/toc.py: Fully document.
* morituri/image/toc.py (added): Add an abstraction for a TOC. Take data tracks into account correctly for CDDB and AccurateRip disc ID's.