By Sharon Bernstein GARDEN GROVE, Calif. (Reuters) – A half-dozen mostly young Republican activists stood gamely outside of a Chevron station at a busy Southern California intersection, jumping up and down and holding a big sign reading, “Gas too high? Register Republican.” The demonstration in Garden Grove, Orange County this week drew beeps of support, and was successful in getting a few motorists to pull over to talk about gas prices. The Republican Party says the Southern California voter registration effort is one of many it is holding outside gas stations across the country to woo frustr…
