CHECKPOINT Reorganize app and add a template with (broken) location form

	deleted:    weather_app.py
	new file:   weather_app/templates/index.html
	new file:   weather_app/weather_app.py
CHECKPOINT Modify form to print entered location below entry field

	modified:   weather_app/templates/index.html
	modified:   weather_app/weather_app.py
CHECKPOINT Add new page for location weather

- Show how to redirect to a new page
- Clutter up weather_app.py

	modified:   weather_app/templates/index.html
	new file:   weather_app/templates/location_weather.html
	new file:   weather_app/templates/show_location.html
	modified:   weather_app/weather_app.py
CHECKPOINT Move routes out of weather_app.py into www/routes.py using Blueprint object

- Cleaner organization for application
- Show usage of Blueprints
- Same functionality as before

	modified:   weather_app/weather_app.py
	new file:   weather_app/www/__init__.py
	renamed:    weather_app/weather_app.py -> weather_app/www/routes.py
	renamed:    weather_app/templates/index.html -> weather_app/www/templates/index.html
	renamed:    weather_app/templates/location_weather.html -> weather_app/www/templates/location_weather.html
Start adding forms using WTForms, doesn't work yet though and we're tired

	new file:   weather_app/forms.py
	modified:   weather_app/www/routes.py