Update Command pattern example by adding more examples using buy/sell stock

src/BehavioralPatterns/Program.cs

@@ -17,14 +17,14 @@ namespace BehavioralPatterns
            
             //Chain of responsibillity
             //This is usefull when you have a request and you don't know who should process it
-            ChainOfResponsibillityExamples.Run();
-            Console.ReadKey();
+            //ChainOfResponsibillityExamples.Run();
+            //Console.ReadKey();
 
             CommandPatternExamples.Run();
             Console.ReadKey();
 
-            IteratorPatternExamples.Run();
-            Console.ReadKey();
+            //IteratorPatternExamples.Run();
+            //Console.ReadKey();
 
         }
     }