M #-: Add retries to vCenter tm clone operation
M #-: Add retries to vCenter tm clone operation

(cherry picked from commit 51c21c42660625e5a276f9a8c074bcbdcea92b24)

OpenNebula/one,OpenNebula/one,OpenNebula/one,OpenNebula/one,OpenNebula/one,OpenNebula/one,OpenNebula/one,OpenNebula/one,OpenNebula/one