Rename .rbenv-version to .ruby-version and omit ruby prefix to stop
warnings from rbenv.
Add license to gemspec.
Require version file as the client class calls it.
Add badges for variety of services to readme.
Merge pull request #1 from Soliah/master

Quick bug fix and some repo improvements
make the error when datastreams isn't an array more specific
bump version
Merge pull request #2 from paulbellamy/more_specific_error

make the error when datastreams isn't an array more specific