added experimental stereo and calibration routines

calibration/plot_camera_calibration_3d.m

calibration/plot_dewarped.m

calibration/plot_dewarped_3d.m

calibration/plot_marker_search.m

calibration/plot_residuals.m

calibration/plot_residuals_3d.m

calibration/plot_traverse_plate_alignment.m

calibration/poly/polyfit2d3.m

calibration/poly/polyfit2d4.m

calibration/poly/polymap2d3.m

calibration/poly/polymap2d4.m

calibration/refraction_correction.m

calibration/search_markers.m

calibration/sheet_calibration.m

calibration/test_bounding_polygon.m

calibration/test_pinhole.m

calibration/volume_bounds.m

stereo/call_spiv_selfcal.m

stereo/define_planar_coord_system.m

stereo/fit_plane.m