Remove the 'project usage list' command that was deprecated in version
1.0.2 in review Ie08d4f88d71a660fca1862405351109cd0aa86b6.
Note that the removed command class is a good example of how to wrap a
command and show a deprecation message.
Change-Id: I6c750730963615895f5d9953487d2d5a905885a8