chmod a+x manage.py to execute manage.py directly

Signed-off-by: Hank Wang <drapho@gmail.com>
ignore *.pyc for git

Signed-off-by: Hank Wang <drapho@gmail.com>
Updated README.md

Signed-off-by: Hank Wang <drapho@gmail.com>
set PostgreSQL to db settings

Signed-off-by: Hank Wang <drapho@gmail.com>