**/****directed by Lisa Rideout by Bill Chambers For my brother’s birthday a couple of years ago, I bought him an officially licensed novelty T-shirt for The Zit Remedy‘s “Everybody Wants Something Tour” that he continues to wear proudly for the, well, novelty factor. Talk about kitsch heaven, if you’re a Canadian of a certain age. But as I watched Degrassi: Whatever It Takes, Lisa Rideout’s new and decidedly uneven documentary about the television institution that spawned The Zit...