We stopped updating the one for 7 and 8, and I suspect the folks behind run-jetty-run will update that eventually. Most people I know use the jetty-maven-plugin, write a small embedded instance of jetty to start, or use something like Webby.
- http://code.google.com/p/run-jetty-run/
- https://docs.sonatype.org/display/M2ECLIPSE/Integration+with+Maven+WAR+Plugin
This page shows some of the listed tooling available:
- http://marketplace.eclipse.org/search/site/jetty?f[0]=im_taxonomy_vocabulary_3%3A31