fix: Include guard of PointSetIO.h [IO]
fix: Include guard of PointSetIO.h [IO]

BioMedIA/MIRTK,stefanpsz/MIRTK,schuhschuh/MIRTK,schuhschuh/MIRTK,BioMedIA/MIRTK,schuhschuh/MIRTK,BioMedIA/MIRTK,BioMedIA/MIRTK,stefanpsz/MIRTK,stefanpsz/MIRTK,schuhschuh/MIRTK,stefanpsz/MIRTK