apache/maven-plugin-tools — pull request #2 by muminc (2013-07-30 01:36:56+00:00)
Title: MPLUGIN-244  Help mojo generates Javadoc, which is not accepted by JDK 8...

The
close tag is causing Java 8 doclint to fail.

Stackoverflow http://stackoverflow.com/questions/13720626/is-javadoc-html-or-xhtml article suggests JavaDoc must be in html as opposed to xhtml.