Resolve "Add Jupyter Notebooks to Sphinx documentation"

Closes #79

See merge request !57

Resolve "module uq : chaospy (3.2.9) chaospy.dot does not exist"

See merge request !58

Resolve "File header"

Closes #78

See merge request !56

Resolve "Add licenses"

Closes #77

See merge request !55

Resolve "Documentation style Sphinx"

Closes #32

See merge request !54

Update sphinx conf.py

For #32.

This MR:
* updates the autogenerated configuration file `conf.py` with a more recent version (sphinx 2.4.4).
* expands author list
* small fixes to the .rst files

See merge request !53

Resolve "Additional arguments for the H5 version of plot_probe_histogram"

Closes #76

See merge request !52

Resolve "H5Parser method to close files"

Closes #75

See merge request !51

Resolve "Selection of bunch in plot_probe_histogram"

Closes #74

See merge request !50

Resolve "SDDSParser has difficulties with OPAL 1.6 stat files"

Closes #73

See merge request !49

Resolve "README: point to wiki"

Closes #72

See merge request !48

Resolve "Use extend instead of append"

Closes #71

See merge request !47