adding some of the documentation

Author: AloyASen

src/main/java/hello/cardGame.java

@@ -17,7 +17,14 @@ public static void main(String[] args) {
     // Make the game Context of the game
 
     SimpleCardGame context = new SimpleCardGame(suraj, preetam, soumya, avinash);
-    // start the game play and verify if win is achieved in round 1
+    // start the game play and verify if win is achieved in round 1\
+    /* if any player is 'Winner' @return
+    2 =  [ tie state ]
+     1 = [ winner decided] else
+     0= [ undecided -- need another step ]
+
+    the game handler at Main () does the runn through here cardGame.class
+     */
     int stepper=0;
     for (context.start();stepper != 1; ){
       stepper = context.step() ;