Support RawJSONStream option for BuildImage.
Merge pull request #150 from nitrous-io/json-stream

Support RawJSONStream option for BuildImage
travis: replace go 1.2 with go 1.2.2

Using latest version possible.
image: add ImageHistory

Closes #14.
authors: add Robert Williamson
add cpuset
authors: add CMGS
docs: remove APIImages.Repository from README
authors: add Carlos Diaz-Padron
container: added TopContainer method to the client. closes #124
testing: added top container route to testing server