Add passport-saml dependency

services/web/package.json

@@ -65,7 +65,8 @@
     "temp": "^0.8.3",
     "underscore": "1.6.0",
     "v8-profiler": "^5.2.3",
-    "xml2js": "0.2.0"
+    "xml2js": "0.2.0",
+    "passport-saml": "^0.15.0"
   },
   "devDependencies": {
     "bunyan": "0.22.1",