Updates to Design Patterns lecture to include command pattern UML diagram

Lectures/L27_DesignPatterns/DesignPatterns.tex

@@ -297,6 +297,8 @@ TBD
 \frametitle{MVC Web Applications}
 
 \includegraphics[scale=1]{../Figures/WebAppMVC.png}
+~\\
+From /Tutorials/OLD\_MVC
 
 \end{frame}
 
@@ -479,6 +481,17 @@ so on.  The actual execution of the command is delegated to a supplier component
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
+\begin{frame}
+\frametitle{Command in UML}
+
+\includegraphics[scale=0.8]{../Figures/command.png}
+~\\
+\href{http://www.dofactory.com/net/command-design-pattern}{http://www.dofactory.com/net/command-design-pattern}
+
+\end{frame}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
 \begin{frame}
 \frametitle{Adapter Design Pattern}
 
@@ -493,6 +506,8 @@ so on.  The actual execution of the command is delegated to a supplier component
 
 \includegraphics[scale=0.7]{../Figures/500px-AdapterPatternForWiki.jpg}
 
+Adapter wraps one class
+
 \end{frame}
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%