updated default image from 12.04 x64 to 13.04 x64
updating authorize
testing
spec/cli/authorize: fixed failing tests for #76

cc/ @obradovic I also removed the private networking line as I think
that's coming in a different pull – see diff on environment.rb
Merge pull request #75 from 4n3w/master

Add private networking boolean option (Ex. tugboat create -p true mydrop...
require json at the top to avoid 2.0.0 issues
Merge pull request #80 from pearkes/json

require json at the top to avoid 2.0.0 issues
changelog for 0.0.9
Bump to 0.0.10
changelog for 0.0.10