use raw alloc/realloc/dealloc everywhere.
use obj0 as return value for errors instead of ILLEGAL.
remove cast.
removed unused stdout functions.
CharsC function renames.
renamed SS to Str.
removed Chars union type in favor of ignoring const correctness.
removed unused code.
_compile.sh options.
comments, cleanup.
cleaned up mem scribbling.
Array cleanup.
comments.
tl is now in last position of vec.
SEQ, chain parsing.