code: public static Statement close(Statement stmt, Logger logExceptionTo)
  	{
  		return close(stmt, logExceptionTo, null);
  	}
docs: Handle closing a statment. Calls
  {@link #close(Statement,Logger,Object)} with null for the name
  @param stmt The statement to close.
  @param logExceptionTo The log to log any {@link SQLException}
  to. If this is null, the logger for the DbCloser class
  will be used.
  @return null as a convinence to null out the closed object.