Fix after_script clean instructions not run

Closes #100

See merge request !300

Ref #100

Cleanup occurences of DOCSERVER env variable

Closes #98

See merge request !299

Fixes #98

Ask for conda env name explicitly in bdt dev install

See merge request !297

This makes sure that no package gets installed in
the user folders of users

Add more notes and warnings about releases

See merge request !296

Add pyyaml dependency

See merge request !295

Add Jinja2 dependency

See merge request !294

Add more docs to explain details and fix #99

Closes #99

See merge request !293

Fixes #99 where the extra env variables exposed via
recipe_append.yaml are no longer exposed.

Update release instructions

See merge request !292

Update docs and mamba/boa versions

Closes #97

See merge request !291

update docs for mamba and bob-devel

See merge request !290

[bdt dev checkout] install pre-commit hook if config is available

See merge request !289

[ci] Fixing git issue

See merge request !288

Patch-bump pytorch for torchvision/python compatibility

See merge request !287