King Jack, a coming of age story about a 15-year old delinquent, and TransFatty Lives, a doc about a New York City DJ’s battle with ALS, respectively took the best narrative and documentary audiences awards at this year’s Tribeca Film Festival. The winners were announced at the fest’s wrap party and each award comes with a $25K cash prize. Directed and written by Felix Thompson, King Jack stars Charlie Plummer as Jack, a teenager who is in the throes of dealing with a…