removes the Citizen class in src directory.

changes messages printed by the secretary and the president.

Author: ali4j

src/main/java/com/designpatterns/structural/proxy/Citizen.java

@@ -22,6 +22,6 @@ static President getInstance() {
 
 
     void talkToThePresident(String message){
-        System.out.println("I, the President, have received this message:" + message);
+        System.out.println("President: I have received the message:" + message);
     }
 }

src/main/java/com/designpatterns/structural/proxy/president/President.java

@@ -13,9 +13,9 @@ public void leaveValidMessageForPresident(String message){
         if(!isMessageValid(message))
             throw new RuntimeException("invalid message");
 
-        System.out.println("message is being sent to the President...");
+        System.out.println("Secretary: message is being sent to the President...");
         president.talkToThePresident(message);
-        System.out.println("message is received by the President.");
+        System.out.println("Secretary: message is sent to the President.");
 
     }