Add documentation and docstrings, change type names

[Maximilian-Stefan-Ernst]

No description provided.

[codecov]

Codecov Report

Merging #101 (c775b0a) into main (52ca594) will increase coverage by 2.46%.
The diff coverage is 72.96%.

@@            Coverage Diff             @@
##             main     #101      +/-   ##
==========================================
+ Coverage   63.84%   66.30%   +2.46%     
==========================================
  Files          47       50       +3     
  Lines        2116     2511     +395     
==========================================
+ Hits         1351     1665     +314     
- Misses        765      846      +81     

Impacted Files	Coverage Δ
src/additional_functions/artifacts.jl	100.00% <ø> (ø)
src/additional_functions/parameters.jl	32.45% <0.00%> (+1.20%)	⬆️
src/additional_functions/simulation.jl	0.00% <0.00%> (ø)
...c/additional_functions/start_val/start_partable.jl	0.00% <ø> (ø)
src/additional_functions/start_val/start_simple.jl	97.77% <ø> (+0.15%)	⬆️
src/frontend/fit/SemFit.jl	15.78% <0.00%> (-1.86%)	⬇️
src/frontend/fit/fitmeasures/AIC.jl	100.00% <ø> (ø)
src/frontend/fit/fitmeasures/BIC.jl	100.00% <ø> (ø)
src/frontend/fit/fitmeasures/fit_measures.jl	100.00% <ø> (ø)
src/frontend/fit/fitmeasures/n_man.jl	50.00% <ø> (ø)
... and 72 more

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