#14644 modified update to change contributor to str if it was saved as unicode

git-svn-id: https://svn.eionet.europa.eu/repositories/Naaya/trunk/eggs@20195 a0171fae-0946-0410-966d-b1775066cd26
Released 1.2.29, new version 1.2.30

git-svn-id: https://svn.eionet.europa.eu/repositories/Naaya/trunk/eggs@20196 a0171fae-0946-0410-966d-b1775066cd26