Remove specific wording for live content warning
Studio: revising unscheduled icon in outline UI
STUD-2061
Merge pull request #4711 from edx/talbs/fix-studio-outline-unscheduled-icon

Studio: revising unscheduled icon in outline UI
Merge pull request #4708 from edx/benmcmorran/remove-extra-live-warning

Remove specific wording for live content warning
pep8/pylint
Studio: revising clear icon used within outline settings modal
Studio: revising size and field layout of outline settings modal