As much as Ray LaMontagne blew us away his last time through town, even more enduring is the memory of David Ford's opening performance. Ford opens again tomorrow night at the Showbox, supporting his new Songs for the Road album. We love his previous album title: I Sincerely Apologise for All the Trouble I've Caused—a clue that this British singer/songwriter's music can be melancholy and reflective, yet sometimes surprisingly uplifting, like in "Cheer Up (You......