external rest script execution + bug fix for libraries

git-svn-id: svn://svn.forge.objectweb.org/svnroot/spagobi@23741 99afaf0d-6903-0410-885a-c66a8bbb5f81
Improved messages

git-svn-id: svn://svn.forge.objectweb.org/svnroot/spagobi@23742 99afaf0d-6903-0410-885a-c66a8bbb5f81
git-svn-id: svn://svn.forge.objectweb.org/svnroot/spagobi@23743 99afaf0d-6903-0410-885a-c66a8bbb5f81
Improved messages

git-svn-id: svn://svn.forge.objectweb.org/svnroot/spagobi@23744 99afaf0d-6903-0410-885a-c66a8bbb5f81
CAS re-activated

git-svn-id: svn://svn.forge.objectweb.org/svnroot/spagobi@23745 99afaf0d-6903-0410-885a-c66a8bbb5f81