repo_groups: extra escape of names when used in select drop-downs The lack of escaping could be a problem *if* it was possible to create repo groups with dangerous names. This was seen for example when specifying parent group of repos and repo groups. We want to keep groups_choices as HTML literals so paths can use » as separator.

pytest >= 4.6.6, < 5.4
pytest-sugar >= 0.9.2, < 0.10
pytest-benchmark >= 3.2.2, < 3.3
pytest-localserver >= 0.5.0, < 0.6
mock >= 3.0.0, < 4.1
Sphinx >= 1.8.0, < 2.4
WebTest >= 2.0.6, < 2.1
isort == 4.3.21
pyflakes == 2.1.1