Changed login task so username and password as passed as arguments.
create_app task now adds the port number to the fabric environment.

Updated the apache2 configuration template to use the the port
number supplied by the create_app task.
Added the main setup task.

This task handles all the configuration steps for an application:
creating the app, database, domains, mailboxes, email address and
website through the WebFaction API. It also creates the virtual
environment and configures the webserver and WSGI.
Fixed an error in the path to the httpd.conf template
Added a path to manage.py in the current release.

Also fixed the name of the variable that contains the django settings
module.