Improved users, now /create and /edit require user login, changed savepoint() helper

templates/internalservererror.html

@@ -0,0 +1,9 @@
+{% extends "base.html" %}
+
+{% block title %}Internal Server Error - {{ app_name }}{% endblock %}
+
+{% block content %}
+<h1>Internal Server Error</h1>
+
+<p>We’re sorry, an unexpected error occurred. Try refreshing the page.</p>
+{% endblock %}