The message to use /register if your group is already signed up is
below the fold on my laptop -- this probably contributes to people
trying to sign up their group when they are just trying to register.
(imported from commit 517df29d10182c05780017c15225c9f95b844225)
The check-handlebars-templates script now looks at most of our
back end templates to try and find imbalanced tags. This commit
fixes a bunch of the existing templates.
(imported from commit fad4a5d85d68160370dd588b41d6f125f64d198f)