Merge branch 'v0.8.1' into encyclopedia-api

.gitignore

.python-version

dependencies/optimade-python-tools

dependencies/parsers/tinker

gui/public/env.js

gui/src/index.js

nomad/app/api/common.py

nomad/app/api/info.py

nomad/app/optimade/__init__.py

nomad/app/optimade/api.py

nomad/app/optimade/endpoints.py

nomad/app/optimade/filterparser.py

nomad/app/optimade/index.py

nomad/app/optimade/models.py

nomad/cli/admin/run.py

nomad/cli/admin/uploads.py

nomad/cli/cli.py

nomad/config.py

nomad/processing/data.py

nomad/search.py