VVdeC 1.1.1 bugfix release:
- fixed buffer overflow for 8-bit decoding with conformance window
- cleanup of slice data structures
- removed some macros
- removed dynamic memory allocations from Rom.h/cpp, moving towards const memory
- reducing stack usage
- minor memory optimizations
- fixed implicit PPS conformance window -> PPS scaling window semantics
- fixed pipe output on windows
- switch test set bitstreams to draft_conformance/draft6 sequences