code: public static boolean isAllowed(OClass oClass, OrientPermission... permissions)
  	{
  		return isAllowed(ORule.ResourceGeneric.CLASS, oClass.getName(), permissions);
  	}
docs: Check that all required permissions present for specified {@link OClass}
  @param oClass {@link OClass} to check security rights for
  @param permissions {@link OrientPermission}s to check
  @return true of all permissions are allowable