ANAHEIM, Calif. — Astros starting righthander Bud Norris didn’t want to acknowledge he’s becoming a different pitcher in 2013. But he is. Manager Bo Porter said so. Reliever and longtime teammate Wesley Wright said so. And Norris’ seven-inning, three-hit shutout of the Los Angeles Angels during the Astros’ 5-0 win at Angel Stadium was clear proof. // Norris has dominated at Minute Maid Park in the past. But the road was cruel to him in 2012, as the 28-year-old went 3-12 with a 6.94 ERA. Friday, Norris was the best player on a field that featured high-priced stars Josh Hamilton and Albert Pujols. And the Astros’ opening-day starter unloaded his [.]