docs: use syncdb --all and migrate --fake to init db

docs/install.rst

@@ -129,7 +129,8 @@ Install the required Python libraries to the virtual environment::
 
 Sync the database and create a superuser::
 
-  $ circle/manage.py syncdb --migrate --noinput
+  $ circle/manage.py syncdb --all --noinput
+  $ circle/manage.py migrate --fake
   $ circle/manage.py createsuperuser --username=test --email=test@example.org 
 
 You can now start the development server::