[security] set user to guest at initialization stage after DBA one; at release time reset user to guest if broker state is changed to unactive; if getting broker for first time and provided user is null set it to guest;
[security] set user to guest at initialization stage after DBA one;
at release time reset user to guest if broker state is changed to unactive;
if getting broker for first time and provided user is null set it to guest;

svn path=/trunk/eXist/; revision=11813

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