handling both 'application/json' and 'application/json; charset=utf-8'
Merge pull request #2 from peecky/json-response

handling both 'application/json' and 'application/json; charset=utf-8'
v0.5.1
accepting stream object for the put request
Merge branch 'put-stream' of https://github.com/peecky/node-object-storage into put-stream