Merge pull request #10 from sardawson/django

we cloned django forms builder and no longer need to install as 3rd part...
merge
new requirements
checkout for user self-registration
checkout for user self-registration
add links to forms on index page, require auth (still sandbox work here)
add links to forms on index page, require auth (still sandbox work here)
sandbox evalutions dashboard and evaluation form
sandbox evalutions dashboard and evaluation form
add django-registration to requirements
add django-registration to requirements
add xls export
add xls export
Merge branch 'django' of https://github.com/RootCauseSIF/portal into django
Merge branch 'django' of https://github.com/RootCauseSIF/portal into django
submitted form; navigation bar
submitted form; navigation bar
add submitted status to form entries
add submitted status to form entries
break out the nav bar into templatetag