added a route to the master banker to get the active account keys
changed the route of activeaccounts
changed the format of the returned AccountKeys in json
will use jsonEncode instead of for loop to create the json response in master baker
Merge commit '608c2af6e3ecd41a9b7dd15673e04947739492c0'
HttpBidderInterface: used the new HttpClient interface to disable the Expect: 100-continue header
set budget default to the balance instead of failing
removed hyphens from service names in sample.launch.scale.json.
added latency metrics for both the PAS and the banker.
the monitor can now truly be disabled.
The MultiBidderInterface now implements the registerLoopMonitor function. Also registerLoopMonitor is now const
Banker HttpLayer: do not send Expect: 100-continue header
Merge pull request #92 from datacratic/closeUnusedAccounts

active account route in master banker
router can now tolerate a configurable amount of monitor failure.
monitor will now properly honor the indicated tolerance.
the router now uses the correct monitor tolerance default.
tweaked the tolerance settings for the monitor client.
removed superfluous config message output from the router.
minor cleanup and improvements of the router loop.
added account archiving in to redis persistance, so that unused accounts are not loaded anymore