Release 0.9.0
Set license in gemspec

Closes #56
Updated Readme to include comment about using dotenv in production with capistrano
Merge pull request #63 from javiercr/patch-1

Updated Readme to include comment about using dotenv in production with ...
Add Capistano3+ versions compatibility
Merge pull request #65 from nfedyashev/capistrano3_compatibility

Add Capistano3+ versions compatibility
Remember loaded variables for later inquiry