ip parsing bug fix

dispatch_system/dispatch_daemon/config.json

-{"id":"src","master_node":"10.129.6.5"}
+{"id":"192.168.31.51","master_node":"10.129.6.5"}
\ No newline at end of file

dispatch_system/dispatch_daemon/lib.js

@@ -16,9 +16,8 @@ function updateConfig() {
     let data = getIP.stdout.toString().trim()
     data = data.substr(0, data.indexOf("\n")).trim()
     data = data.split(' ')
-    console.log(data);
     
-    file.id = data[data.length - 4]
+    file.id = data[data.length - 3]
     fs.writeFileSync('./config.json', JSON.stringify(file));
     console.log("Updated Config file");   
 }