GS-803 Build version advanced to 6.6.0.2591.252
GS-803 Build version advanced to 6.6.0.2591.252

svn path=/trunk/openspaces/; revision=35504


Former-commit-id: 56f873877847a81adf1ceaf65b1cfac2c45a3004
Gigaspaces/xap-openspaces,Gigaspaces/xap-openspaces,Gigaspaces/xap-openspaces