Python 3.8 support

See merge request !148

[build,data] Cache eventual pytorch checkpoints used in unit testing

See merge request !158

Bump pytorch/torchvision bob/beat-devel

See merge request !157

Add more dask packages and xarray to conda_build_config.yaml

See merge request !156

Add dask to conda_build_config.yaml

See merge request !155

Add script to automatically update badges from gitlab projects

See merge request !154

Fix badge URL

See merge request !153

Add coverage reporting for single-package builds

See merge request !152

[templates] Adjust templates to produce both HTML and XML reports; Point README coverage badge to coverage report

Remove custom patch to Sphinx doc generation to avoid private members

See merge request !151

[templates/doc/conf.py] Since sphinx 2.x, no need to avoid private functions anymore.  Everything is respected adequately

Fixes bob.math builds

for compatibility with tensorflow.
Fixes bob.ip.tensorflow_extractor#10

Updates python-gitlab to 2.1.2

See merge request !150

Update base version of miniconda

See merge request !149

Bump nightly requirements for Bob and BEAT

See merge request !147

Fix version check regular expressions in relase script

See merge request !146

One was not properly escaping the . and the other
one was neither escaping the . nor handling more
than one digit numbers.