added header that causes build failure with cmake release build
added header that causes build failure with cmake release build

gidden/cyclus,rwcarlsen/cyclus,hodger/cyclus,rwcarlsen/cyclus,hodger/cyclus,Baaaaam/cyclus,mbmcgarry/cyclus,rwcarlsen/cyclus,hodger/cyclus,Baaaaam/cyclus,rwcarlsen/cyclus,gidden/cyclus,Baaaaam/cyclus,gidden/cyclus,gidden/cyclus,mbmcgarry/cyclus,mbmcgarry/cyclus,mbmcgarry/cyclus,hodger/cyclus,hodger/cyclus