Fixed examples, i.e. stack-size type and default values.

...merics/Sussman_redistancing/example_sussman_disk/Makefile

...rics/Sussman_redistancing/example_sussman_disk/config.cfg

...merics/Sussman_redistancing/example_sussman_disk/main.cpp

...s/Sussman_redistancing/example_sussman_images_2D/main.cpp

...s/Sussman_redistancing/example_sussman_images_3D/main.cpp

...rics/Sussman_redistancing/example_sussman_sphere/main.cpp