README.md in cognac-0.1.2 vs README.md in cognac-0.2.0

@@ -22,30 +22,41 @@
 
     $ gem install cognac
 
 ## Dependencies
 
-Ruby 2.2.2
+Ruby 2.2.3
 ActiveSupport 4.2.3
 
 ## Usage
 
+Configure the AWS credentials in config/initializers/aws.rb:
+
+```ruby
+  Cognac.configuration do |config|
+    config.secret_access_key = ENV['AWS_SECRET_ACCESS_KEY']
+    config.aws_access_key    = ENV['AWS_ACCESS_KEY_ID']
+	config.aws_s3_bucket     = ENV['AWS_S3_BUCKET']
+  end
+```
+
 You can use this gem in your Rails controller like this:
 
 ```ruby
   def generate_signed_s3_url
-    # To avoid file collision, we prepend string to the file_name
-    file_name = Cognac::CloudFile.generate(params[:filename])
-    resource_end_point = Cognac::CloudFile.resource_end_point(ENV["AWS_S3_BUCKET"], file_name)
-   
-    options = Cognac::Signature.generate_options_for_build_s3_upload_url(ENV["AWS_S3_BUCKET"], file_name, params[:content_type])
-    url = Cognac::Signature.build_s3_upload_url(resource_end_point, ENV["AWS_ACCESS_KEY_ID"], ENV["AWS_SECRET_ACCESS_KEY"], options)
+    cloud_file = Cognac::CloudFile.new(params[:filename])
+    resource_end_point = cloud_file.resource_end_point
+	
+    options = Cognac::Signature.generate_options_for_build_s3_upload_url(cloud_file.name, params[:content_type])
+    url = Cognac::Signature.build_s3_upload_url(resource_end_point, options)
     
-    render :json => {:put_url => url, :file_url => resource_end_point}
+    render :json => {put_url: url, file_url: resource_end_point}
   end
 ```
 
+For a sample Rails project that shows how to use this gem, check out: https://github.com/bparanj/s3-cors-upload-rails
+
 ## Development
 
 After checking out the repo, run `bin/setup` to install dependencies. Then, run `rake test` to run the tests. You can also run `bin/console` for an interactive prompt that will allow you to experiment.
 
 To install this gem onto your local machine, run `bundle exec rake install`. To release a new version, update the version number in `version.rb`, and then run `bundle exec rake release`, which will create a git tag for the version, push git commits and tags, and push the `.gem` file to [rubygems.org](https://rubygems.org).
@@ -53,14 +64,14 @@
 ## Contributing
 
 Run the tests:
 
 ```sh
-$ruby -rminitest/pride test/cognac_test.rb 
+$ruby -rminitest/pride test/cloud_file_test.rb  --verbose
+$ruby -rminitest/pride test/signature_test.rb  --verbose
 ```
 
 Bug reports and pull requests are welcome on Bitbucket at https://bitbucket.org/bparanj/cognac.
 
 ## License
 
-The gem is available as open source under the terms of the [MIT License](http://opensource.org/licenses/MIT).
-
+The gem is available as open source under the terms of the [MIT License](http://opensource.org/licenses/MIT).
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