R1:9885165fb90c

Updated the CLI for smoother use

Summary: Ref T2903

Test Plan: Tested all CLI possibilities

Reviewers: epriestley, AnhNhan

Reviewed By: epriestley

CC: AnhNhan, aran, Korvin, jqh9804

Maniphest Tasks: T2903

Differential Revision: https://secure.phabricator.com/D5711