Allow users to list their notifications

This is in very early stage, but at least it works.

calsocial/__init__.py

@@ -288,4 +288,16 @@ class CalendarSocialApp(Flask):
 
         return redirect(url_for('display_profile', username=username))
 
+    @staticmethod
+    @route('/notifications')
+    def notifications():
+        from .models import Notification
+
+        if current_user.is_authenticated:
+            notifs = Notification.query.filter(Notification.profile == current_user.profile)
+        else:
+            notifs = []
+
+        return render_template('notifications.html', notifs=notifs)
+
 app = CalendarSocialApp(__name__)