fix(UserCalculator): adjust user_calculator to use string_control.

user_calculator.py

@@ -2,12 +2,13 @@ from calculator import Calculator
 from client_jorobany import ClientJorobany
 
 host = 'mob.bit4bit.in'
-port = 65519
-#port = 65520
-#string_control = '\n\n'
-string_control = '\n'
-client = ClientJorobany(host, port)
-calculator = Calculator(client, string_control)
+#port = 65519
+#string_control = '\n'
+port = 65520
+string_control = '\n\n'
+
+client = ClientJorobany(host, port, string_control)
+calculator = Calculator(client)
 
 def sanitize_result(result):
     target = string_control