Merge branch 'develop' into update/particle_interactions

bfps/DNS.py

bfps/FluidResize.py

bfps/NavierStokes.py

bfps/PP.py

bfps/__init__.py

bfps/__main__.py

bfps/_code.py

bfps/cpp/fftw_interface.hpp

bfps/cpp/field.cpp

bfps/cpp/field.hpp

bfps/cpp/full_code/NSVE.cpp

bfps/cpp/full_code/NSVE.hpp

bfps/cpp/full_code/resize.cpp

bfps/cpp/full_code/resize.hpp

bfps/cpp/hdf5_tools.cpp

bfps/cpp/hdf5_tools.hpp

bfps/cpp/vorticity_equation.cpp

bfps/cpp/vorticity_equation.hpp

bfps/test/test_bfps_NSVEparticles.py

bfps/test/test_bfps_resize.py