The leisure travel booking group lagged at a No. 129 ranking Monday, among the 197 industries tracked by IBD. But the group carries some healthy stocks. They include IBD 50 stocks HomeAway (AWAY) and TripAdvisor (TRIP). OpenTable (OPEN), in the No. 112-ranked Computer-Integrated Systems group, plies closely related territory. The travel group lagged through most of 2012 as Priceline.com (PCLN) dug through a correction. On Monday the stock was 21%