Revert "Revert "add inum index to gluu_user""
Revert "Revert "add inum index to gluu_user""

This reverts commit 02b5cd2fe6952edd76471a157efcce90b83944b2.

GluuFederation/community-edition-setup,GluuFederation/community-edition-setup,GluuFederation/community-edition-setup