Improve markup in payment details view
Display status filters according to the flow
Display customers with open orders (fixes mirumee/saleor/#217)
Hide gateway output by default
Add customer search
Add customer name in customer table
Add clear link in search form
Simple search form data normalization
Keep full order history
Restrict access to IndexView
Redesign order details template
Separate "release" from other actions
Fix getting amount value from form
Improve handling payment actions
Handle order detail view for order with no payments