FYI http://tomcat.10.x6.nabble.com/Don-t-require-a-base-directory-td5076399.html
Not sure Tomcat will want this feature but we can definitively include it in next release since code is "protected". Romain Manni-Bucau @rmannibucau <https://twitter.com/rmannibucau> | Blog <https://rmannibucau.metawerx.net/> | Old Blog <http://rmannibucau.wordpress.com> | Github <https://github.com/rmannibucau> | LinkedIn <https://www.linkedin.com/in/rmannibucau> | Book <https://www.packtpub.com/application-development/java-ee-8-high-performance>
