Update Eclipse templates

Quickstarts will be using a Verification tool that use RegexpHeader module from checkstyle.

To avoid fails. the Header should follow this regex file: https://github.com/rafabene/qstools/blob/master/src/main/resources/header.txt
and this conventions: https://github.com/jboss-jdf/jboss-as-quickstart/blob/master/CONTRIBUTING.md