Style notifications

src/templates/attract/_notifications.jade

@@ -0,0 +1,4 @@
+ul#notifications-list
+	li.nc-item
+		#notifications-loader
+			i.pi-spin.spin

src/templates/attract/layout.jade

@@ -186,4 +186,14 @@ html(lang="en")
 			{% if project %}
 			$('.help').openModalUrl('Help', "{{ url_for('attract.help', project_url=project.url) }}");
 			{% endif %}
+
+			$(document).ready(function() {
+				{% if current_user.is_authenticated %}
+					getNotificationsLoop(); // Check for new notifications in the background
+
+					// Resize #notifications and change overflow for scrollbars
+					$(window).on("resize", function() { notificationsResize(); });
+				{% endif %}
+			});
+
 		| {% block footer_scripts %}{% endblock %}