* Ensure there is a default display order
 * Remove references to non-existant default ceiling accomodation-selfbook
Merge pull request #289 from iseppi/product-display-order

Non-alembic fixes to default DB load
 * Change reference new commit
Merge pull request #290 from iseppi/update-docs

 * Change reference new commit
 * Fix uml graph
Merge pull request #291 from iseppi/fix-umlgraph

 * Fix uml graph
 * Add ical feed for each room
Merge pull request #292 from iseppi/room-ical

 * Add ical feed for each room
 * Ensure we have a product before we check it's category
Merge pull request #293 from iseppi/fix-voucher

 * Ensure we have a product before we check it's category
 * Add volunteer_signup for volunteers mailing list
Merge pull request #294 from iseppi/add-volunteer-mailing-list

 * Add volunteer_signup for volunteers mailing list
 * Add lca2013 admin reports to trunk
Merge pull request #296 from iseppi/admin-reports

 * Add lca2013 admin reports to trunk
 * Update bagrop and prestuff reports
Merge pull request #297 from iseppi/fix-prestuff-bagrop-reports

 * Update bagrop and prestuff reports
 * Add new Angular admin interface
Merge pull request #298 from iseppi/admin-interface

 * Add new Angular admin interface
 * Fix random delegate function so it doesn't take forever to run
 * Add signup lists for speakers and miniconf organisers
Merge pull request #299 from iseppi/random-delegate

Admin controller fixes