Updated h2

Signed-off-by: Sebastian Hoß <mail@shoss.de>
Updated maven-javadoc-plugin

Signed-off-by: Sebastian Hoß <mail@shoss.de>
Updated maven-compiler-plugin

Signed-off-by: Sebastian Hoß <mail@shoss.de>
Updated maven-bundle-plugin

Signed-off-by: Sebastian Hoß <mail@shoss.de>
Updated PMD plugin

Signed-off-by: Sebastian Hoß <mail@shoss.de>
Updated site plugin

Signed-off-by: Sebastian Hoß <mail@shoss.de>
Updated github-site plugin

Signed-off-by: Sebastian Hoß <mail@shoss.de>