Winning changes everything. Including the Astros’ spirit. A team that was regularly upbeat and optimistic during spring training had lost much of its zest through the initial six weeks of the regular season. But the Astros entered Friday night’s game against the Angels 7-7 since May 15, and their pregame locker room was again fun-filled and humorous. Everyday starter Jose Altuve joked about finally seeing his name in the lineup. Starting and relief pitchers engaged in a card game regularly interrupted by laughter. Third-year third baseman Matt Dominguez was treated like a rookie, charged with taking highly specific In-and-Out hamburger orders for his teammates. Once pregame stretch- ing drills began, [...]