Put back the doGet() method, even though it's empty.

webapp/src/edu/cornell/mannlib/vitro/webapp/controller/VitroHttpServlet.java

@@ -97,6 +97,15 @@ public class VitroHttpServlet extends HttpServlet {
 			+ "If you think this is an error, "
 			+ "please contact us and we'll be happy to help.";
 
+	/**
+	 * doGet does nothing.
+	 */
+	@Override
+	protected void doGet(HttpServletRequest request,
+			HttpServletResponse response) throws ServletException, IOException {
+		// nothing to do
+	}
+
 	/**
 	 * doPost does the same thing as the doGet method
 	 */