ENH: Removed reference to non-apache licensed code.  All is now apache.
ENH: Removed reference to non-apache licensed code.  All is now apache.

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