add most mod routes

app/routes/threads.py

@@ -52,5 +52,11 @@ def feed(slug):
     return 'stub'
 
 @bp.get('/new')
+@login_required
 def new():
-    return 'stub'
+    topics = Topics.select()
+    try:
+        selected_topic = int(request.args.get('topic_id', default=None))
+    except ValueError, TypeError:
+        selected_topic = None
+    return render_template('threads/new_thread.html', topics=topics, selected_topic=selected_topic)