Remove clusterId parameter
Remove clusterId parameter

The user can either specify the cluster in the taskBody, or the
function will find the first cluster it can and use that. There is
no need for the user to specify the cluster ID.

Signed-off-by: Patrick Avery <743342299f279e7a8c3ff5eb40671fce3e95f13a@kitware.com>

OpenChemistry/mongochemserver