First S3 implementation
Tests on s3
Added rbenv .ruby-version to gitignore
weird first implementation
WIP - using simplified local storage
S3 initial specs
S3 semi-working implementation
Gitignored .env, put an example instead
Added active_support for hash slicing
Changed require calls
Added tests
Changed S3 cache behaviour
Updated comments
Restored usage of own sliceable hash
Cleanup
Refactorings
Travis build configuration added
Added Travis badge [ci-skip]
Added bundler cache [ci skip]
Took off rake usage