Added a few more controls to the string passed to a xs:base64Binary constructor
Added a few more controls to the string passed to a xs:base64Binary constructor

svn path=/trunk/eXist-1.0/; revision=4533

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