Only show Your Tasks on sidebar if we're logged in

src/templates/attract/layout.jade

@@ -38,9 +38,11 @@ html(lang="en")
 							a.navbar-item(href="{{ url_for('attract.shots.perproject.index', project_url=project.url) }}",
 								title='Shots for project {{ project.name }}') S
 						| {% else %}
+						| {% if current_user.is_authenticated %}
 						li
 							a.navbar-item(href="{{ url_for('attract.tasks.index') }}",
 								title='Your tasks') T
+						{% endif %}
 						| {% endif %}
 
 					ul.bottom