Add new contributors to authors file.

[MFraters]

Please let me know if I forgot anyone.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.30%. Comparing base (5bce102) to head (ff521ee).
Report is 4 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #682      +/-   ##
==========================================
- Coverage   98.30%   98.30%   -0.01%     
==========================================
  Files         107      107              
  Lines        7358     7357       -1     
==========================================
- Hits         7233     7232       -1     
  Misses        125      125              

see 1 file with indirect coverage changes

---

Continue to review full report in Codecov by Sentry.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 5bce102...ff521ee. Read the comment docs.

[github-actions]

Benchmark	Main	Feature	Difference (99.9% CI)
Slab interpolation simple none	1.012 ± 0.004 (s=438)	1.018 ± 0.004 (s=451)	+0.5% .. +0.7%
Slab interpolation curved simple none	1.015 ± 0.004 (s=436)	1.020 ± 0.003 (s=451)	+0.5% .. +0.6%
Spherical slab interpolation simple none	1.170 ± 0.012 (s=391)	1.168 ± 0.006 (s=381)	-0.3% .. +0.1%
Slab interpolation simple curved CMS	1.058 ± 0.004 (s=410)	1.055 ± 0.004 (s=444)	-0.4% .. -0.3%
Spherical slab interpolation simple CMS	1.551 ± 0.009 (s=265)	1.551 ± 0.015 (s=318)	-0.2% .. +0.2%
Spherical fault interpolation simple none	1.155 ± 0.014 (s=388)	1.156 ± 0.013 (s=393)	-0.2% .. +0.3%
Cartesian min max surface	2.308 ± 0.021 (s=183)	2.306 ± 0.022 (s=210)	-0.4% .. +0.2%
Spherical min max surface	7.217 ± 0.024 (s=67)	7.212 ± 0.027 (s=60)	-0.3% .. +0.1%

[gassmoeller]

Looks good to me.