Update app.js

Seamless_Integration/app.js

@@ -94,7 +94,7 @@ function MolPayObj(req,res){
         mpstimerbox = "#counter";
         mpsreturnurl = "http://127.0.0.1:8080/returnurl"; // Enter your return url here
         mpscancelurl = "http://127.0.0.1:8080/cancelurl"; // Enter your cancel url here
-        mpsapiversion = "latest"; //**NOTE:  For production use '3.17' / Sandbox use 'latest'
+        mpsapiversion = "3.16"; //**NOTE:  For production use '3.17' / Sandbox use '3.16'
 
         //The following response codes are used to parse the above parameters to the '/returnurl'
         //This can also be displayed in the console to ensure and check all the parameters are correct for testing purpose