Refs #17131 Naaya; changed site_admin_logging.zpt to skel/forms

git-svn-id: https://svn.eionet.europa.eu/repositories/Naaya/trunk/eggs@20701 a0171fae-0946-0410-966d-b1775066cd26
#14177 insert links to meeting (portal) objects in mails to participants

git-svn-id: https://svn.eionet.europa.eu/repositories/Naaya/trunk/eggs@20702 a0171fae-0946-0410-966d-b1775066cd26
released 1.2.52, new version 1.2.53

git-svn-id: https://svn.eionet.europa.eu/repositories/Naaya/trunk/eggs@20703 a0171fae-0946-0410-966d-b1775066cd26