style: fix the CSS selector referring to the notification box The notification box is shown by a CSS rule with this selector: .dropdown.open .dropdown-menu However, since 8bd7a63, the selector :nav.navbar #quick li #quick_login" no longer refers to the same element. To make the notification box work correctly, refer to it using its class name, .dropdown-menu.

# requirements.txt file for use as "pip install -r requirements.txt" as a
# readthedocs compatible alternative to "pip install -e ." which is a working
# alternative to "setup.py develop" which doesn't work with Mercurial 3.7
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