.gitlab-ci.yml: Use `pip3 install --no-index` when installing BuildStream (!110) · Merge requests · BuildStream / buildstream

This means we don't download anything from PyPI during the BuildStream tests. Everything used is already in the Docker image.

This also removes an unnecessary pip3 install coverage call. The Coverage library is already contained in the Docker image.

Edited Oct 16, 2017 by Sam Thursfield

.gitlab-ci.yml: Use `pip3 install --no-index` when installing BuildStream