Edmonton Folk Music Festival has announced its 2014 lineup and there are quite a few heavyweights.The Blind Boys of Alabama, blues-rock duo Ben Harper and Charlie Musselwhite, Irish folk-R&B crooner James Vincent McMorrow, rockabilly songstress Imelda May, Latin cantante Alejandra Ribera and country-rockers Blue Rodeo are a few of the artists slated to perform at the festival this year.Although th