Adding makefiles

example/Numerics/Sussman_redistancing/Makefile

...rics/Sussman_redistancing/example_sussman_circle/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

openfpm_pdata.doc

script/py/pack_examples.py

src/Vector/cuda/vector_dist_gpu_unit_tests.cu