Add list and repo model
Establish relationships between users and lists and repos
Add content to seeds file
Add default users show view
Add blank tests for users
Add routes for users
List memberships belong to repos and lists
Add base users files
Add routes for lists and repos
Add list controller
Add repos controller
Add show method with blank view for lists
Add show method to the repos controller with view
Merge pull request #3 from negativetwelve/mark/lists

Add List and Repo models