simplified cleanup script
simplified cleanup script

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