Local war heroes and conservative bloggers say they don’t need Canadian anti-war rocker Neil Young around, anyhow. Young’s new album, “Living With War,” with its call for President Bush’s impeachment, is being dismissed as a feeble blast at the war by a wrinkled hippie whose life span has exceeded his relevance. Marine Lance Cpl. James Crosby of Saugus, who pushed for legislation to aid wounded soldiers, said the men and women fighting in Iraq, and the ones who came before them, are buying Young’s freedom of expression. “People are going to have their opinion,” said Crosby, who lost the use...