Proper highlighting of invalid grouped parens.
Proper highlighting of invalid grouped parens.

wevial/bpython,aktorion/bpython,myint-archive/bpython,thomasballinger/old-bpython-with-hy-support,hirochachacha/apython,wevial/bpython,kdart/bpython,aktorion/bpython,kdart/bpython