[core]: smash++ * Restore #ifdef PARROT_HAS_READLINE to parrotio.pmc (lost in r16177).
[core]: smash++
* Restore #ifdef PARROT_HAS_READLINE to parrotio.pmc (lost in r16177).


git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@16571 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot