GS-803 Build version advanced to 6.6.0.2591.273
GS-803 Build version advanced to 6.6.0.2591.273

svn path=/trunk/openspaces/; revision=35599


Former-commit-id: 404b044de58c91f4d768025f4dac1edde109332a
Gigaspaces/xap-openspaces,Gigaspaces/xap-openspaces,Gigaspaces/xap-openspaces