PLF-5960 update change log and release notes for PLF 4.1-M2
[PLF-5960] Upgrade dependencies to latest releases
[maven-release-plugin] [PLF-5960]prepare release 4.1-M2
[maven-release-plugin] [PLF-5960]prepare for next development iteration
SWF-2628 : Create stabilization branch and update projects versions

Signed-off-by: Arnaud Héritier <aheritier@exoplatform.com>