Update version number, fill the Changelog.
Install Changelog, INSTALL and a config template to phobos doc directory.

Change-Id: I7d98cb02a8d5c1301cb286a5ebb6bc047ec02f14
Reviewed-on: https://cws-fleury.labs.ocre.cea.fr/gerrit/2576


Reviewed-by: Linter
Reviewed-by: Henri Doreau <henri.doreau@cea.fr>
Tested-by: Jenkins