v0.54.0

Feature

• Add get_redirect_url and get_templates computed hooks (7b90dd9)
• Add a post_action hook for non-form POSTs (16f864e)

Fix

• Raise ImproperlyConfigured for a FormHxRequest with no form_class (ab93d1d)
• Resolve the view template fallback lazily with a clear error (f3058ec)