[lua|pct] fix 'and' and 'or' operators by setting pasttype('if') and 'unless'. 
[lua|pct] fix 'and' and 'or' operators by setting pasttype('if') and 'unless'. 

git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@25539 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

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