KULRICE-8775 : xapool cleanup errors - upgrading xapool from 1.5.0-patch3 to 1.5.0-patch4 to pickup demoting of clean ERROR to INFO and added exception message.
KULRICE-8775 : xapool cleanup errors - upgrading xapool from 1.5.0-patch3 to 1.5.0-patch4 to pickup demoting of clean ERROR to INFO and added exception message.

git-svn-id: ada5d7c1ff884f360f5f526f9fa415fffbca871f@36831 7a7aa7f6-c479-11dc-97e2-85a2497f191d

ricepanda/rice,ricepanda/rice,ricepanda/rice,ricepanda/rice