Atamai Image Guided Surgery package (AIGS)

This is a collection of VTK classes for use with image guided surgery
applications.  The main body of this package is a collection of VTK
classes for various localizer devices:

vtkNDITracker - for the POLARIS, VICRA, and AURORA
vtkNDICertusTracker - for the Optotrak Certus
vtkFlockTracker - for the Flock of Birds (hasn't been updated in a while)
vtkMicronTracker - for the Claron MicronTracker
vtkLogitechTracker - for the old Logitech 3D Mouse
vtkPolhemusTracker - for the Polhemus FasTrak (not functional)