Fsps

Changes from v3.1 (07/05/18, 649f690)

* add THEMIS dust emission library as a pre-compiler option

* add BPASS SSPs as a pre-compiler option, including nebular tables

* make MIST the default isochrones

* small tweaks to dust mass computation and MIST HB treatment

Changes from v3.0 (since no formal v3.1 release)

* Numerous fixes and improvements to csp_gen, especially the tabular SFHs.

* more LSF smoothing functionality

* additional nebular tables and filter curves

* new hot star library

* fix issues in line luminosity and dust emission computations

What's Changed
* update FSPS to work with augmented nebular emission tables and XSP spectra.

**Full Changelog**: https://github.com/dfm/python-fsps/compare/v0.4.4...v0.4.5

What's Changed
* update FSPS to work with augmented nebular emission tables and XSP spectra.

**Full Changelog**: https://github.com/dfm/python-fsps/compare/v0.4.4...v0.4.5

What's Changed
* update FSPS and add access to the young and old components of the sed… by bd-j in https://github.com/dfm/python-fsps/pull/212
* Switching to scikit-build-core instead of meson for building by dfm in https://github.com/dfm/python-fsps/pull/215
* Retrying builds with RTDs by dfm in https://github.com/dfm/python-fsps/pull/219
* Add __version__ attribute to module by dfm in https://github.com/dfm/python-fsps/pull/220

**Full Changelog**: https://github.com/dfm/python-fsps/compare/v0.4.3...v0.4.4