Smoldyn

- Added biosimulator support (thanks jonrkarr, 79, 75)
- Fixed formatting in readthedocs documentation.
- Partial support for filaments. This still needs substantial work.

https://github.com/ssandrews/Smoldyn/compare/v2.64...v2.65

- `Box`, `addBox` and `moleculePerBox` are deprecated. Use `setPartition`
instead (e4465b1e5).
- (developer) Major refactoring in `Simulation` class (50, 51, 52). `smoldyn.Command` is
moved to C++ (now available as `_smoldyn.Command`). This does not change the
API.

https://github.com/ssandrews/Smoldyn/compare/v2.63...v2.64

- Added support for creating concurrent simulation in one Python script (see
`smoldyn.Simulation` class).
- Fixed minor bugs with reactions on surfaces.
- Converted user's manual to LaTeX
- Merged Libsmoldyn manual with regular manual.
- Update to readthedocs.

https://github.com/ssandrews/Smoldyn/compare/v2.62...v2.63

- Improved Python bindings.
- Added Python example files.
- Fixed bug with moving surfaces.

- Added Python bindings.
- Improved Windows build now with MSVC.
- Subtantial build system refactoring for other platforms as well.

Old releases (pre Github)

- Minor bug fixes: improved radialdistfunction and surface detection near system boundaries.