CSS-based styling of the cursor on the map, rather than forcing 'default' after every
action. Tested in Safari, Opera, Firefox, IE7. Patch from Andreas Hocevar, #635. Thanks!
git-svn-id: http://svn.openlayers.org/trunk/openlayers@3042 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf