Fixed error in reading state point in parallel.
Fixed error in reading state point in parallel.

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