werken-xpath-0.9.4-bp150.2.6

- Fix build with jdk9: specify java source and target level 1.6
- Clean spec file and fix rpmlint errors and warnings

- New build dependency: javapackages-local
- cleaned spec using spec-cleaner

- Fix build with new javapackages-tools

- Cleanup java-javadoc dep to build on SLE11

- use add_maven_depmap from javapackages-tools

- Move from jpackage-utils to javapackage-tools

- license update: Apache-1.1
  As acknowledgement is not binding this license is more akin to Apache-1.1

- Initial SUSE packaging from jpackage.org 5.0