couple of patches

1/ razor fix: non functional, fallout from previous patch.
2/ remove verification search. passed STC and LTC in simplification mode:
http://tests.stockfishchess.org/tests/view/52f1614d0ebc5901df50f8ae
http://tests.stockfishchess.org/tests/view/52f0d68a0ebc5901df50f89d