GRANTS PASS - Members of Congress from timber country came through Friday with a promised one-year extension of federal payments to rural counties dominated by federal lands.They are now turning their attention to the thornier problem of how to generate a steady stream of federal revenue for rural counties that were rolling in cash during the logging booms of the 1970s, but have fallen on hard times since protections for fish and wildlife in danger of extinction forced sharp cutbacks on logging on national forests in the 1990s.While voting to approve a compromise version of a national transportation bill, Congress …