GS-153 Update JSpaces.jar in OpenSpaces project. Add method boolean isError() to the IWriteResult interface. 
GS-153
Update JSpaces.jar in OpenSpaces project. Add method boolean isError() to the IWriteResult interface. 

svn path=/trunk/openspaces/; revision=42014


Former-commit-id: b366443af87d0281f42bd5eb207e8789a4ec4d00
Gigaspaces/xap-openspaces,Gigaspaces/xap-openspaces,Gigaspaces/xap-openspaces