Added the sites model to the django admin, and link to
the django admin page from the all_sites view if the user
is logged in and has the correct permissions.
Merge pull request #45 from rbeagrie/master

List events on landing page (fix for issue #1)
Adding command to Makefile to re-run tests
Merge pull request #47 from gvwilson/adding-target-to-run-tests

Adding command to Makefile to re-run tests
Create and edit sites using django generic views.
Merge pull request #46 from rbeagrie/add_site_link

Added the sites model to the django admin
Merging
Adding editabilit to training cohorts
Adding Bootstrap styling.

1.  Generic page layout now references Bootstrap files delivered via CDN.
2.  Page layouts now use Bootstrap CSS classes.
Simplify permissions: if a user can edit, she can edit everything.
Merge branch 'changing-permission-model' into adding-cohorts
Simplifying permission model: if a user can edit, she can edit everything
Merge pull request #53 from gvwilson/changing-permission-model

Simplify permissions: if a user can edit, she can edit everything.
Merge pull request #50 from gvwilson/adding-bootstrap

Adding Bootstrap styling.
Merge pull request #49 from gvwilson/adding-cohorts

Adding editability to training cohorts