json returned to api endpoints
diff --git a/web_app/__init__.py b/web_app/__init__.py
index 446dcc8..eaf9680 100644
--- a/web_app/__init__.py
+++ b/web_app/__init__.py
@@ -1,4 +1,5 @@
 # <koder>: order imports in usual way
+import json
 
 from urlparse import urlparse
 from flask import render_template, url_for, make_response, request