I've been waiting some time for this but here it is.
Some updates for American Bible Challenge include a set premiere date, which at this moment is for Thursday, February 27, 2014 (tentative), after the Olympics end which run from the 7th through 23rd. American Bible Challenge casting is ending this weekend and the tentative schedule for taping is in December.
GSN's It Takes a Church could not be coming around anytime soon. The show has not officially green-lit though has a production team behind it. It Takes a Church has had several casting calls, with the website still up. That casting website has been running since May.