[bugfix] Fix concurrency issue in ByteArrayPool
[bugfix] Fix concurrency issue in ByteArrayPool

olvidalo/exist,eXist-db/exist,wolfgangmm/exist,ambs/exist,lcahlander/exist,ambs/exist,RemiKoutcherawy/exist,dizzzz/exist,lcahlander/exist,ljo/exist,olvidalo/exist,RemiKoutcherawy/exist,windauer/exist,ljo/exist,wshager/exist,hungerburg/exist,olvidalo/exist,opax/exist,adamretter/exist,adamretter/exist,adamretter/exist,dizzzz/exist,ljo/exist,adamretter/exist,ambs/exist,joewiz/exist,RemiKoutcherawy/exist,hungerburg/exist,windauer/exist,lcahlander/exist,wolfgangmm/exist,opax/exist,windauer/exist,ambs/exist,joewiz/exist,dizzzz/exist,wshager/exist,wshager/exist,windauer/exist,eXist-db/exist,joewiz/exist,ambs/exist,wolfgangmm/exist,eXist-db/exist,eXist-db/exist,windauer/exist,hungerburg/exist,ambs/exist,hungerburg/exist,lcahlander/exist,hungerburg/exist,wolfgangmm/exist,opax/exist,olvidalo/exist,ljo/exist,eXist-db/exist,eXist-db/exist,joewiz/exist,dizzzz/exist,windauer/exist,wshager/exist,olvidalo/exist,lcahlander/exist,lcahlander/exist,dizzzz/exist,ljo/exist,wolfgangmm/exist,RemiKoutcherawy/exist,joewiz/exist,adamretter/exist,opax/exist,opax/exist,adamretter/exist,RemiKoutcherawy/exist,wshager/exist,dizzzz/exist,wshager/exist,wolfgangmm/exist,ljo/exist,RemiKoutcherawy/exist,joewiz/exist