GS-803 Build version advanced to 6.6.0.2594.591
GS-803 Build version advanced to 6.6.0.2594.591

svn path=/trunk/openspaces/; revision=39310


Former-commit-id: 4b93b0a23193294d1383e8bcb136c0029f18fa73
Gigaspaces/xap-openspaces,Gigaspaces/xap-openspaces,Gigaspaces/xap-openspaces