Add Profile object

Adds separation
Create Profile for all users

and store their name in the profile
Store user name in Profile
Display User Profile name in log out link
Remove User name
Add Story model
Merge branch 'master' into feature/add-stories
Merge branch 'add-guard' into feature/add-stories
Merge branch 'add-guard' into feature/add-stories
Boyscout add enter. Also commit to be able to create a pull request
Merge branch 'user-profiles' into feature/add-stories

Conflicts:
	app/models/user.rb
	db/schema.rb
Scaffold StoriesController and Story views
Set user relation when creating Story
Allow fields :title and :content for Story
Add fields to Story form
Add story partial
Render stories on home page
Merge branch 'master' into user-profiles
Merge branch 'master' into feature/stories
Merge branch 'user-profiles' into feature/stories

Conflicts:
	app/models/user.rb