Reformat usage help section for consistency with other sections
Reformat usage help section for consistency with other sections

Change-Id: I529f33e122a766a6c2fccf3ff9ee1511aa64ae3c
Reviewed-on: https://gerrit.causes.com/25267
Reviewed-by: Greg Hurrell <79e2475f81a6317276bf7cbb3958b20d289b78df@causes.com>
Tested-by: Greg Hurrell <79e2475f81a6317276bf7cbb3958b20d289b78df@causes.com>

causes/twigg,causes/twigg