- update to 2.2.0:
* Fixed a potential security issue where a malicious file can lead
to undefined behavior and double free (fuzzing, thanks Sagamusix)
* Fixed cases where malicious files could take a long time to fail (fuzzing)
* Added more sanity checking and operations through index-checked
containers instead of raw pointers
* Added support for RNC2 old bitstream
* Added support for VIC2 and Vice formats (Amiga)
* Added support for clone-formats (changed ids)
* Refactored SHR3 and SHRI to be a single implementation