libformfactor-v0.4.0, released 20may26, for use with BornAgain-24

- Factory functions in ff:make now leave center at center of mass
- Clarify IBody::z_bottom() returns z coordinate, not distance
- CMake: use GNUInstallDirs; export targets with namespace formfactor::;
  SameMajorVersion compatibility; find_dependency(LibHeinz) in config;
  link against LibHeinz::LibHeinz target

libformfactor-v0.3.2, released 26mar25, for use with BornAgain-22

- Support deployment to Mac through Brew.
- Minor changes to CI script.

libformfactor-v0.3.1, released 02aug23

- CMake: removed option PORTABLE and compiler flag -march (unavailable on some architectures)

libformfactor-v0.3.0, released 14jun23

- Corrected version number in formfactorConfigVersion.cmake

libformfactor-v0.2.1, released 14jun23

- Corrected hard-coded version number

libformfactor-v0.2.0, released 29mar23

- Changed functionality:
  - Rotate octahedron.
- Changed API:
  - Rename IPolyhedron -> IBody to prepare for generalizations.
  - Change factory mechanism, now all in Make.h.
- Additions:
  - Add ff::Box.
  - Provide fcts for introspection of topology and geometry
  - Provide 'inside' tests (contributed by Ludwig Jäck)
  - Provide clipping function (for convex polyhedra only; contributed by Ludwig Jäck)
- Additions in git history:
  - Serialization to Wavefront object file (for visualization using e.g. Blender),
    before https://jugit.fz-juelich.de/mlz/libformfactor/-/merge_requests/53

libformfactor-v0.1.3, released 18feb22

- Correct CMake script

libformfactor-v0.1.2, released 17feb22

- Correct CMake scripts

libformfactor-v0.1.1, released 25jan22

- Simplify API, function formfactor now refers to geometric center
- Add demos

libformfactor-v0.1.0, released 29nov21

- Initial release, split off from BornAgain
