Added REST + concurrency tests.
Added REST + concurrency tests.

svn path=/trunk/eXist-1.0/; revision=613

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