Fixed documentation generation output for INSTALL files

git-svn-id: http://svn.gna.org/svn/etoile/trunk/Etoile/Frameworks/CoreObject@10261 7b3f36aa-e6db-49c1-8b4c-66eac1997e64
Included NEWS in the documentation generation

git-svn-id: http://svn.gna.org/svn/etoile/trunk/Etoile/Frameworks/CoreObject@10262 7b3f36aa-e6db-49c1-8b4c-66eac1997e64