#18583 Derive viewer from NyBase for correct catalogging

git-svn-id: https://svn.eionet.europa.eu/repositories/Naaya/trunk/eggs@20780 a0171fae-0946-0410-966d-b1775066cd26
released 1.0.3, new version 1.0.4

git-svn-id: https://svn.eionet.europa.eu/repositories/Naaya/trunk/eggs@20781 a0171fae-0946-0410-966d-b1775066cd26