Gov. Arnold Schwarzenegger could find a lot of reasons why the Legislature turned away his public works plan, but Paul Folino wasn't one of them. Folino's participation wasn't happenstance. His informal lobbying is just one example of the close and beneficial relationship Schwarzenegger shares with Folino and the rapidly expanding political action committee he helped establish, the New Majority. Members of the centrist group have donated or raised more than $10 million for the Republican governor's political ventures. And the New Majority is pushing to expand its influence. The group, which has about 250 members and funnels roughly $7.5 million...