web: Show the age of each branch.
web: Add support for ignoring branches.
web: Add a link to project page in the footer.
web: Change the layout and what is shown.
web: Style the footer.
test_web: Remove useless tests.
test_git: Fix the order of imports.
git: Add a new method to Repo: get_date_of_last_update().
web: Add last repository update date.
web: Extract the display of branches into a macro.
web: Wrap a long line in a template.