Added symsynd dependency

setup.py

@@ -131,6 +131,7 @@ install_requires = [
     'urllib3>=1.14,<1.15',
     'uwsgi>2.0.0,<2.1.0',
     'rb>=1.4.0,<2.0.0',
+    'symsynd>=0.1,<1.0',
 ]
 
 postgres_requires = [