upgrade auth0-js dependency

Author: eisbilir

package.json

@@ -18,7 +18,7 @@
     "angular-ui-bootstrap": "~2.5.0",
     "angular-ui-tinymce": "0.0.19",
     "auth0-angular": "~4.0.4",
-    "auth0-js": "~6.4.2",
+    "auth0-js": "^9.19.0",
     "auth0-lock": "~11.21.0",
     "bootstrap": "~3.3.5",
     "bootstrap-ui-datetime-picker": "^2.4.0",