[bugfix] Fixed string concatenation operator to stop complaining about "missing context sequence".
[bugfix] Fixed string concatenation operator to stop complaining about "missing context sequence".

svn path=/trunk/eXist/; revision=16810

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