setup unit tests
added followers
Merge branch 'master' into followers

Conflicts:
	app.db
	app/__init__.py
	app/forms.py
	app/models.py
	app/templates/404.html
	app/templates/500.html
	app/templates/edit.html
	app/templates/index.html
	app/templates/post.html
	app/templates/user.html
	app/views.py
	config.py
	runp.py
	tests.py