Halifax Regional Municipality has retreated, tail between legs, from its unconstitutional war on music festival posters. The lawyer who faced them down wants to make sure the tail stays put. just as the issue was going to trial, municipal prosecutors dropped charges against Evolve Festival organizer Jonas Colter, whom HRM police had  pursued with unseemly vigor for advertising the alternative music event on sidewalk utility poles. That's a relief for Colter, who was facing $4500 in fines, but a disappointment for lawyer Gordon Allen, who believed his bro bono had a strong case on free speech grounds. Allen hoped a court judgment would deter...