Updating observable on webscoket event

Change-Id: I8325785b8d40b646ea67f28b61b8d603803a571e
diff --git a/typings/index.d.ts b/typings/index.d.ts
index 2613c55..8b5b6b4 100644
--- a/typings/index.d.ts
+++ b/typings/index.d.ts
@@ -1,3 +1,8 @@
 /// <reference path="globals/es6-shim/index.d.ts" />
 /// <reference path="globals/jasmine/index.d.ts" />
 /// <reference path="globals/require/index.d.ts" />
+
+declare module 'socket.io-client' {
+  var e: any;
+  export = e;
+}