Improved documentation

[AldoGl]

Proposed changes

I improved the documentation by fixing a broken link, splitting a webpage in two extended ones, expanding some descriptions and adding an illustration

[codecov-commenter]

Codecov Report

Merging #10 (4cf2be1) into main (04ef27d) will decrease coverage by 0.00%.
The diff coverage is n/a.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #10      +/-   ##
==========================================
- Coverage   99.46%   99.46%   -0.01%     
==========================================
  Files          25       25              
  Lines        1116     1112       -4     
==========================================
- Hits         1110     1106       -4     
  Misses          6        6              

Impacted Files	Coverage Δ
black_it/loss_functions/msm.py	97.43% <0.00%> (-0.07%)	⬇️
black_it/samplers/halton.py	100.00% <0.00%> (ø)
black_it/loss_functions/fourier.py	100.00% <0.00%> (ø)
black_it/utils/sqlite3_checkpointing.py	100.00% <0.00%> (ø)

[Francesco-De-Sclavis-BdI]

I've just realized I cannot see the image at the top of "description.md" when serving the documentation in local. There may be an issue with the path.

[AldoGl]

I've just realized I cannot see the image at the top of "description.md" when serving the documentation in local. There may be an issue with the path.

Well I checked the path and it is ok. I think the figure will appear as we merge the PR