added basic bpc that intercepts agent calls
send auction at once for all bidders
Added a toOpenRTB function to convert from Datacratic BidRequest to OpenRTB BidRequest
added post auction loop events
added test for bpc
BPC can now forward BidRequest through HTTP
added agents and http bidder plugins
Added an extension field per-impression representing the allowed bidders
OpenRTBExchangeConnector::setSeatBid now correctly sets the cid and crid fields
Bidder HTTP: forwarding the Bid back to the router
Fixed the Mock Exchange to correctly handle the bid lifetime
Merge branch 'bpc'