bugfix release:

Changelog for oncrpc4j-2.5.0..oncrpc4j-2.5.2
    * [783370d] oncrpc4j-spring: make it possible to set service name
    * [e8388aa] pom: update to grizzly-2.3.24

Acked-by: Gerd Behrmann
Target: master
Require-book: no
Require-notes: no