Add ability to keep external project in build
Add ability to keep external project in build

UCL/GreatCMakeCookOff,UCL/GreatCMakeCookOff,mbakthav/GreatCMakeCookOff,mbakthav/GreatCMakeCookOff,mbakthav/GreatCMakeCookOff,mbakthav/GreatCMakeCookOff,UCL/GreatCMakeCookOff,UCL/GreatCMakeCookOff