swing-layout-1.0.3-bp150.2.3

- Fix build with jdk9: specify java source and target level 1.6

- Cleanup with spec-cleaner and do not version javadoc dir.

- Move from jpackage-utils to javapackage-tools

- fix build for non-SUSE distros

- Initial packaging of 1.0.3 (based on Packman)