Add tools.py from Anthony's project
Add tools.py from Anthony's project

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