add to the crosstab the ability to receive events

git-svn-id: svn://svn.forge.objectweb.org/svnroot/spagobi@23999 99afaf0d-6903-0410-885a-c66a8bbb5f81
fixed bug https://www.spagoworld.org/jira/browse/SPAGOBI-1944

git-svn-id: svn://svn.forge.objectweb.org/svnroot/spagobi@24000 99afaf0d-6903-0410-885a-c66a8bbb5f81
git-svn-id: svn://svn.forge.objectweb.org/svnroot/spagobi@24001 99afaf0d-6903-0410-885a-c66a8bbb5f81