added osc node dependency

node/node-osc/package.json

@@ -9,6 +9,7 @@
   "author": "",
   "license": "BSD-3-Clause",
   "dependencies": {
-    "express": "^4.15.3"
+    "express": "^4.15.3",
+    "osc": "^2.2.0"
   }
 }