Add riak unit tests of json validation.
Add riak unit tests of json validation.

hbeatty/incubator-trafficcontrol,alficles/incubator-trafficcontrol,serDrem/incubator-trafficcontrol,serDrem/incubator-trafficcontrol,alficles/incubator-trafficcontrol,mdb/incubator-trafficcontrol,jeffmart/incubator-trafficcontrol,serDrem/incubator-trafficcontrol,alficles/incubator-trafficcontrol,hbeatty/incubator-trafficcontrol,jeffmart/incubator-trafficcontrol,jeffmart/incubator-trafficcontrol,mdb/incubator-trafficcontrol,serDrem/incubator-trafficcontrol,jeffmart/incubator-trafficcontrol,mdb/incubator-trafficcontrol,alficles/incubator-trafficcontrol,alficles/incubator-trafficcontrol,hbeatty/incubator-trafficcontrol,jeffmart/incubator-trafficcontrol,serDrem/incubator-trafficcontrol,mdb/incubator-trafficcontrol,serDrem/incubator-trafficcontrol,mdb/incubator-trafficcontrol,alficles/incubator-trafficcontrol,serDrem/incubator-trafficcontrol,alficles/incubator-trafficcontrol,hbeatty/incubator-trafficcontrol,serDrem/incubator-trafficcontrol,hbeatty/incubator-trafficcontrol,alficles/incubator-trafficcontrol,hbeatty/incubator-trafficcontrol,jeffmart/incubator-trafficcontrol,jeffmart/incubator-trafficcontrol,alficles/incubator-trafficcontrol,mdb/incubator-trafficcontrol,hbeatty/incubator-trafficcontrol,alficles/incubator-trafficcontrol,jeffmart/incubator-trafficcontrol,serDrem/incubator-trafficcontrol,mdb/incubator-trafficcontrol,serDrem/incubator-trafficcontrol,mdb/incubator-trafficcontrol,mdb/incubator-trafficcontrol,jeffmart/incubator-trafficcontrol,hbeatty/incubator-trafficcontrol,jeffmart/incubator-trafficcontrol,mdb/incubator-trafficcontrol,hbeatty/incubator-trafficcontrol,hbeatty/incubator-trafficcontrol