DLN branch: fixed potential NPE during restore when reading users.xml.
DLN branch: fixed potential NPE during restore when reading users.xml.

svn path=/branches/DLN/eXist-1.0/; revision=3461

dizzzz/exist,windauer/exist,zwobit/exist,jensopetersen/exist,eXist-db/exist,hungerburg/exist,patczar/exist,joewiz/exist,ambs/exist,lcahlander/exist,jensopetersen/exist,jensopetersen/exist,adamretter/exist,jessealama/exist,jensopetersen/exist,dizzzz/exist,zwobit/exist,kohsah/exist,wolfgangmm/exist,RemiKoutcherawy/exist,adamretter/exist,ambs/exist,lcahlander/exist,windauer/exist,shabanovd/exist,ambs/exist,opax/exist,opax/exist,olvidalo/exist,windauer/exist,hungerburg/exist,ljo/exist,wshager/exist,kohsah/exist,shabanovd/exist,windauer/exist,patczar/exist,ljo/exist,opax/exist,opax/exist,lcahlander/exist,zwobit/exist,jessealama/exist,windauer/exist,jessealama/exist,eXist-db/exist,RemiKoutcherawy/exist,RemiKoutcherawy/exist,wshager/exist,joewiz/exist,RemiKoutcherawy/exist,dizzzz/exist,wolfgangmm/exist,patczar/exist,RemiKoutcherawy/exist,adamretter/exist,joewiz/exist,MjAbuz/exist,wshager/exist,ambs/exist,lcahlander/exist,olvidalo/exist,patczar/exist,MjAbuz/exist,joewiz/exist,ambs/exist,olvidalo/exist,hungerburg/exist,shabanovd/exist,lcahlander/exist,adamretter/exist,MjAbuz/exist,eXist-db/exist,adamretter/exist,wolfgangmm/exist,joewiz/exist,eXist-db/exist,ljo/exist,hungerburg/exist,kohsah/exist,zwobit/exist,eXist-db/exist,windauer/exist,ljo/exist,RemiKoutcherawy/exist,wshager/exist,adamretter/exist,olvidalo/exist,joewiz/exist,wolfgangmm/exist,jessealama/exist,dizzzz/exist,zwobit/exist,MjAbuz/exist,shabanovd/exist,hungerburg/exist,kohsah/exist,kohsah/exist,jessealama/exist,dizzzz/exist,wshager/exist,ljo/exist,wolfgangmm/exist,opax/exist,jensopetersen/exist,patczar/exist,zwobit/exist,jensopetersen/exist,ljo/exist,MjAbuz/exist,wshager/exist,wolfgangmm/exist,shabanovd/exist,dizzzz/exist,eXist-db/exist,ambs/exist,shabanovd/exist,jessealama/exist,patczar/exist,lcahlander/exist,kohsah/exist,MjAbuz/exist,olvidalo/exist