Sometimes, as an artist, you lose control over your own creation, and that appears to be what happened to underground cartoonist Matt Furie, whose saw his beloved comic creation Pepe the Frog co-opted by white supremacists and used online as a grotesque political pawn. As outlined in the trailer for the colorful documentary Feels Good Man, it was November 2016, and a nasty election cycle had exposed a seismic cultural rift -- one that was even more surreal for Furie given the way Pepe was being employed on social media. Furie conceived of Pepe the Frog more than a decade …