quick fix for cache patch breaking NorduGrid and GLUE2

Florido Paganellirequested to merge
floridop/arc:dev-cachequickfix into master

quick fix for cache patch breaking NorduGrid and GLUE2

Link to Bugzilla ticket

BUGZ-3974

Description

Removed decimals from cache size that would prevent NorduGrid publication and break GLUE2 specification in infosys

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