Adding TODO about odd WEB-INF behavior

jetty-ee9/jetty-ee9-plus/src/main/java/org/eclipse/jetty/ee9/plus/webapp/EnvConfiguration.java

@@ -98,6 +98,8 @@ public class EnvConfiguration extends AbstractConfiguration
             org.eclipse.jetty.util.resource.Resource webInf = context.getWebInf();
             if (webInf != null && webInf.isDirectory())
             {
+                // TODO: should never return from WEB-INF/lib/foo.jar!/WEB-INF/jetty-env.xml
+                // TODO: should also never return from a META-INF/versions/#/WEB-INF/jetty-env.xml location
                 org.eclipse.jetty.util.resource.Resource jettyEnv = webInf.resolve("jetty-env.xml");
                 if (jettyEnv.exists())
                 {