update master README with link to ufo branch and notes

Author: tongueroo

.gitignore

@@ -1,2 +1,4 @@
 pkg
 target
+ufo/output
+ufo/data

README.md

@@ -37,6 +37,10 @@ docker run --rm -p 8080:8080 demo-java
 
 Then you can hit the the [HOSTNAME]:8080/demo/Hello and to verify that Tomcat is servering the demo.war file.  You should see an html page that says "Hello World"
 
+## Usage with UFO
+
+The ufo branch of this project provides an additional demo that takes the war artifact, builds a Docker image and deploys it to ECS.  For details please check out that branch: [ufo](https://github.com/tongueroo/demo-java/tree/ufo).
+
 ## Initial Generation
 
 Here are some notes on the initial generation of the project. The initial files and project structure was generated with the `mvn archetype:generate` command.  Note, you do not have to run the command it is just noted here for posterity.  More info: [Creating a webapp](https://maven.apache.org/plugins-archives/maven-archetype-plugin-1.0-alpha-7/examples/webapp.html) and [Introduction to the Standard Directory Layout](https://maven.apache.org/guides/introduction/introduction-to-the-standard-directory-layout.html).