Update package.json

package.json

@@ -35,7 +35,7 @@
     "angular"
   ],
   "license": "ISC",
-  "main": "SIPml.min.js",
+  "main": "SIPml-tug.js",
   "name": "ecmascript-webrtc-sipml",
   "repository": {
     "type": "git",