switch to FindGit from FindX11, as X11 not always present these days
switch to FindGit from FindX11, as X11 not always present these days

bobjacobsen/csc-exercises,bobjacobsen/csc-exercises,bobjacobsen/csc-exercises,bobjacobsen/csc-exercises,bobjacobsen/csc-exercises,bobjacobsen/csc-exercises,bobjacobsen/csc-exercises