GS-803 Build version advanced to 6.6.0.2591.28
GS-803 Build version advanced to 6.6.0.2591.28

svn path=/trunk/openspaces/; revision=34681


Former-commit-id: 511c2e8e615201efba919b5ebcd4403c62b60555
Gigaspaces/xap-openspaces,Gigaspaces/xap-openspaces,Gigaspaces/xap-openspaces