Release 0.5.1
Move version into lib
Add dotenv-rails gemspec
Show warning if loaded outside of dotenv-rails
Explicitly require dotenv in railtie
Update README and Changelog
Specify gemspec name in Gemfile
Merge branch 'master' into dotenv-rails

* master:
  Clean up specs
  add guard
  more explicitness of where the file is
  Seems to read better when being explicit.
  Correction: Don't allow for caps 'EXPORT' command
  Allow for env variables set with 'export' keyword
  Test env file with 'export ' before variables
  Allow double quotes in .env variable assignment

Conflicts:
	Gemfile
Merge branch 'master' into dotenv-rails

* master:
  Expand \n in quoted strings
Merge pull request #25 from bkeepers/dotenv-rails

Move autoloading to dotenv-rails gem