removed copy of loss matrix for shift because we can overwrite loss matrix
removed copy of loss matrix for shift because we can overwrite loss matrix

shikhar413/openmc,smharper/openmc,paulromano/openmc,bhermanmit/openmc,walshjon/openmc,liangjg/openmc,johnnyliu27/openmc,samuelshaner/openmc,paulromano/openmc,paulromano/openmc,samuelshaner/openmc,nhorelik/openmc,wbinventor/openmc,wbinventor/openmc,paulromano/openmc,shikhar413/openmc,lilulu/openmc,kellyrowland/openmc,lilulu/openmc,lilulu/openmc,johnnyliu27/openmc,smharper/openmc,johnnyliu27/openmc,liangjg/openmc,amandalund/openmc,nhorelik/openmc,shikhar413/openmc,walshjon/openmc,liangjg/openmc,liangjg/openmc,samuelshaner/openmc,samuelshaner/openmc,mjlong/openmc,amandalund/openmc,wbinventor/openmc,amandalund/openmc,kellyrowland/openmc,mit-crpg/openmc,shikhar413/openmc,wbinventor/openmc,mit-crpg/openmc,sxds/opemmc,mjlong/openmc,smharper/openmc,amandalund/openmc,mit-crpg/openmc,sxds/opemmc,bhermanmit/openmc,smharper/openmc,johnnyliu27/openmc,walshjon/openmc,mit-crpg/openmc,walshjon/openmc