Add more regex setup to PAST::Compiler for regexes.
Add more regex setup to PAST::Compiler for regexes.

cygx/nqp,cygx/nqp,cygx/nqp,cygx/nqp,perl6/nqp-rx,cygx/nqp,cygx/nqp,cygx/nqp,perl6/nqp-rx,cygx/nqp