HttpBidderInterface: including the list of available creatives in the impression extension field
HttpBidderInterface is now backward-compatible and puts the list of available creatives in an extra ext field
return on empty message from agent
Merge pull request #109 from datacratic/router_no_message_fix

return on empty message from agent
Merge pull request #108 from datacratic/http_bidder_interface-ext-creatives

HttpBidderInterface: including the list of available creatives in the im...
fixed expected message in the eventName() function (DROPPEDBID to DROPPED)
Fixed a json type error in the way bids were parsed in a DeliveryEvent
Reduced the memory usage of the PAL.

Achieved by not storing both the object and string representation of the
bid request. Currently, while in submitted we keep the bid request
object and when finished we only keep the string representation.
Added a boolean field in the TestAgent to record or not the bid
Merge pull request #113 from datacratic/pal-memory-reduction

Reduced the memory usage of the PAL.
Fixed a typo in the sample mock exchange configuration file: thread ->
threads
Allow changing header when testing exchange connector
python and javascript http api bidders added to rtbkit examples
pal is now able to forward bids to another pal over HTTP
removed the body of 204 responses.
Added a new Casale Exchange Connector
Improved the casale exchange connector test
Added an imp.id macro in the creative configuration to be able to expand the id of the impression
SlaveBankerArguments: missing static fields definitions were causing linking errors
CurrencyPool now supports multiplications.