Added documentation generation to CoreObject

git-svn-id: http://svn.gna.org/svn/etoile/trunk/Etoile/Frameworks/CoreObject@10193 7b3f36aa-e6db-49c1-8b4c-66eac1997e64
Fixed test build change that slipped in the previous commit

git-svn-id: http://svn.gna.org/svn/etoile/trunk/Etoile/Frameworks/CoreObject@10194 7b3f36aa-e6db-49c1-8b4c-66eac1997e64