Merge branch 'remap_ids_in_ics' into 'master'

README

README.md

doc/RTD/source/CommandLineOptions/index.rst

doc/RTD/source/ParameterFiles/parameter_description.rst

examples/EAGLE_ICs/EAGLE_100/eagle_100.yml

examples/EAGLE_ICs/EAGLE_12/eagle_12.yml

examples/EAGLE_ICs/EAGLE_25/eagle_25.yml

examples/EAGLE_ICs/EAGLE_50/eagle_50.yml

examples/EAGLE_ICs/EAGLE_50_low_res/eagle_50.yml

examples/EAGLE_low_z/EAGLE_6/eagle_6.yml

examples/main.c

examples/main_fof.c

examples/parameter_example.yml

src/atomic.h

src/engine.c

src/engine.h

src/engine_split_particles.c

src/hydro_properties.c

src/hydro_properties.h

src/space.c