v1.0
maybe_placeholders
is now True by default
use_accepts
in UnexpectedInput.match_examples()
is now True by default
Token priority is now 0 by default
v_args(meta=True)
now gives meta as the first argument. i.e. (meta, children)
Renamed TraditionalLexer to BasicLexer, and ‘standard’ lexer option to ‘basic’