Display register button after deadline
Handle registrants with unknown registration date
Redirect to main registration page on registration
Remove old menu items
Show different body title name
Improve css for payment condition text and action
Move payment conditions to template and polish up
Add visual feedback for payment done/pending
Add flashed_message template to event display page
Flash success message after registration/modif
Don't display event capacity
Improve registration summary style and naming
Add reminder to unpaid registration pages
Fix alignment of payment-status
Make action button bigger
Apply fixed width only in edit mode
Add highlight effect on payment warning
Move info grid styles to sass
Rearrange registration details and message boxes