Document CMake option removal
Document CMake option removal

Xarthisius/girder,data-exp-lab/girder,RafaelPalomar/girder,kotfic/girder,girder/girder,girder/girder,data-exp-lab/girder,RafaelPalomar/girder,kotfic/girder,girder/girder,data-exp-lab/girder,jbeezley/girder,RafaelPalomar/girder,Xarthisius/girder,manthey/girder,Xarthisius/girder,Kitware/girder,jbeezley/girder,kotfic/girder,jbeezley/girder,manthey/girder,Xarthisius/girder,RafaelPalomar/girder,data-exp-lab/girder,data-exp-lab/girder,Kitware/girder,jbeezley/girder,Xarthisius/girder,Kitware/girder,girder/girder,manthey/girder,kotfic/girder,manthey/girder,Kitware/girder,kotfic/girder,RafaelPalomar/girder