tuples in json/64 are now being dumped in the riaks

fetch:Sendak jane$ sendak riak --put-tuple --bucket 'testing' --tuple 'eyAidXNlcm5hbWUiOiAiamFuZSIgfQ=='
attempted to place { "username": "jane" } in Riak
X4ItruxsQknvBVdiFzK9zyEMXi

(returned value is the key assigned by riak)