Add docs for creating model and model tests
Improve instructions for adding posts to admin
Add instructions for starting TDD process
Screenshots and round out model testing a bit
Merge remote-tracking branch 'origin/master' into models

Conflicts:
	tutorials/index.rst
Add BASE_DIR variable to settings file
Start views tutorial
Flesh out base template on views tutorial
Fix code block typo
Add TODO about showing blog posts
Add empty forms tutorial
Forms come after views
Adding that first test at the start
More updates to the text

Also screenshots.
Add Comment model
Convert to list views later on
Create form
Fix minor output typos
Merge branch 'views' of github.com:pythonsd/learning-django-by-testing into views

Conflicts:
	tutorials/03-views.rst
Fix mistake in tree and name file index.html