Add gitignore config file.
//Add setup.py script.
Add *.pyc into gitignore.
Make project layout like new django project.

Move stacktach stuffs into subdir stacktach.
Using new manage.py script for the project.
Add some file into gitignore.
Remove etc/pip-require, Move all into setup.py
Remove unused start.sh script.
Extract worker config file into work subdir.