Prepare for release: Update RELEASE-NOTES
Prepare for release: Upgrade to maven-release-plugin 2.5

(cherry picked from commit 7432d645c5dce45873913f6d3bb6b9aa70f5a802)
[maven-release-plugin] prepare release servicemix-5.1.0
[maven-release-plugin] prepare for next development iteration
SM-2314: Avoid IndexOutOfBoundsException in service operations (Closes #13)

If an invalid index is passed, throw a JAX-RS WebApplicationException
with HTTP code 404 ("Not found").

Signed-off-by: Gregor Zurowski <gregor@zurowski.org>

(Cherry picked from the commit 3a4e3099010d96299a686ae04d99a5f8bc733d28)