Move all lexer/parser files into a single dir, DataStreamGrammar, for organizational purposes and to avoid dependency conflicts when generating code. Note that we'll only need to regen cs if we modify the parser/lexer files, which seems unlikely.
Move all lexer/parser files into a single dir, DataStreamGrammar, for organizational purposes and to avoid dependency conflicts when generating code. Note that we'll only need to regen cs if we modify the parser/lexer files, which seems unlikely.