Update README.md

README.md

@@ -8,7 +8,7 @@ Key course sites:
 References and Resources:
 * [GitLab Flavored Markdown (GFM)](https://docs.gitlab.com/ee/user/markdown.html)
 * [Java Archive (.jar)](https://docs.oracle.com/javase/tutorial/deployment/jar/basicsindex.html) for sharable/runnable software libraries
-* [Java SE JDK 8 download](http://www.oracle.com/technetwork/java/javase/downloads/index.html) (not JDK 9)
+* [Java SE JDK 8 download](http://www.oracle.com/technetwork/java/javase/downloads/index.html) (not JDK 9 or 10)
 * [Netbeans 8.2](http://www.netbeans.org) and [Using Git Support in NetBeans IDE](https://netbeans.org/kb/docs/ide/git.html) 
 and [Video of Cloning a Git Repository Using NetBeans IDE](https://netbeans.org/kb/docs/ide/git_nb_ssh_screencast.html)
 * [Open-DIS Repository](https://github.com/open-dis) and [Distributed Interactive Simulation: The Missing Handbook](https://github.com/open-dis/DISTutorial/blob/master/README.md)