* Add display_order column to products
Merge pull request #209 from iseppi/product-order

 * Add display_order column to products
 * Update form schema
 * Change ordering in relationship
Merge pull request #210 from iseppi/product-order

Fix product relathionship ordering and form schema
 * Increase colspan
Merge pull request #211 from iseppi/product-order

 * Increase colspan
 * Fix colspan
Merge pull request #212 from iseppi/product-order

 * Fix colspan
 * Order ceilings by name, not id
Merge pull request #213 from iseppi/ceiling-order

 * Order ceilings by name, not id
 * Upgrade alembic dependency to 0.3.6 to support self-referential joins
 * Add parent ceiling so that ceilings can be chained together
Merge pull request #214 from iseppi/chained-ceilings

Chained ceilings
 * Fix Partners text
Merge pull request #215 from iseppi/partners-fixup

 * Fix Partners text
 * Apostrophe's are also not allowed in product descriptions when they're used as part of form field names
Merge pull request #216 from iseppi/fix-product-apostrophe

Fix form not filling correctly when there are apostrophe's in product name
 * Don't run htmlfill.render more than once. Check if there are errors to decide whether @validate will run it or not
Merge pull request #217 from iseppi/fix-registration-htmlfill

Fix htmlfill.render calls in registration
 * Add vcs to list of fields with other text boxes
Merge pull request #219 from iseppi/fix-vcs-other

 * Add vcs to list of fields with other text boxes