For 27 years, Foy Vance has been processing profound grief through profound songwriting. Friday’s release of The Wake , his seventh studio album, is the last step in that process. In January 1999, while playing a residency on Lanzarote, a Spanish island off the coast of Morocco, Vance awoke to the news that his father, a traveling preacher, had suffered a fatal heart attack the night before. As it turned out, Vance had actually been onstage when his father died. In the despair that followed,