COMP: Install tclap into a sandbox directory in the install dir.
COMP: Install tclap into a sandbox directory in the install dir.

TCLAP likes to add the prefix/include to the include path so its headers are used like <tclap/CmdLine.h>.  However, this causes conflict with superbuild as we don't want to use the installed version of the parent project development headers.

matthieuheitz/TubeTK,sumedhasingla/TubeTK,thewtex/TubeTK,aylward/ITKTubeTK,KitwareMedical/ITKTubeTK,LucasGandel/TubeTK,LucasGandel/TubeTK,KitwareMedical/ITKTubeTK,KitwareMedical/ITKTubeTK,aylward/ITKTubeTK,KitwareMedical/TubeTK,matthieuheitz/TubeTK,thewtex/TubeTK,sumedhasingla/TubeTK,cdeepakroy/TubeTK,KitwareMedical/TubeTK,LucasGandel/TubeTK,LucasGandel/TubeTK,KitwareMedical/ITKTubeTK,cdeepakroy/TubeTK,aylward/ITKTubeTK,cdeepakroy/TubeTK,sumedhasingla/TubeTK,KitwareMedical/TubeTK,thewtex/TubeTK,aylward/ITKTubeTK,KitwareMedical/TubeTK,sumedhasingla/TubeTK,matthieuheitz/TubeTK,cdeepakroy/TubeTK,thewtex/TubeTK,matthieuheitz/TubeTK