Using lower-case matching for material names.
Using lower-case matching for material names.

walshjon/openmc,amandalund/openmc,walshjon/openmc,shikhar413/openmc,shikhar413/openmc,shikhar413/openmc,amandalund/openmc,shikhar413/openmc,walshjon/openmc,amandalund/openmc,walshjon/openmc,amandalund/openmc