SPECIAL PREMIERE: Netflix has been signing more and more comics lately to headline comedy specials, suddenly rivaling HBO, Showtime, and Comedy Central as a major player in this regard. Tonight, Netflix gets first dibs on bringing Mike Birbiglia’s well-received one-man stage show to TV. Netflix’s Mike Birbiglia: Thank God for Jokes, which streams beginning today, is the answer to a prayer. It may be only Birbiglia who was praying, but hey…