[[ TextChunkUtilities ]] Implement intial MCTextChunkIterator class
[[ TextChunkUtilities ]] Implemented the new chunk utilities
Merge branch 'bugfix-11940' of https://github.com/runrevali/livecode into refactor-syntax_unicode_chunk_utilities
[[ TextChunkUtilities ]] Fixed some issues
More fixes, added actual tokens for <chunk>offsets
[[ TextChunkUtitlities ]] Add byte chunk utilities, fix a few errors.
Merge remote-tracking branch 'ali/refactor-syntax_unicode_chunk_utilities' into refactor-syntax_unicode

Conflicts:
	engine/src/exec-strings-chunk.cpp
Merge branch 'refactor-syntax_unicode' of https://github.com/runrev/livecode into refactor-syntax_unicode

Conflicts:
	libfoundation/include/foundation-locale.h