Decouple the index action on Suggestions

* Built a class called Repository
* Repository contains find_all_suggestions which speaks to Rails
Decouple the show action on Suggestions
Decouple the new action on Suggestions
Decouple the create action on Suggestions
Remove the UD from CRUD

* Beyond the scope of this project
Extract out Rails specific methods

* redirect_to is rails specific
Extract out Rails specific methods

* render is Rails specific method
Extract application specific method 'create' into 'run'
CreateRunner class

* Moving the application specific run method into its own Runner class
* Had to expose some methods on Repository to become public so I can call them in the context of my CreateRunner class
Promote CreateRunner to its own files
Unit tests for CreateRunner
Extract Runner out into its own class
Decouple Suggestion from ActiveRecord

* Implement wrap function on biz/suggestion
Wrap Repo find_suggestion in Suggestion Business Object
Wrap Repo new_suggestion in Suggestion Business Object

* Refactor controller spec unit tests to expect the new wrapped object
Merge branch 'decouple'