help text add/revised. unused image styles removed.

Signed-off-by: Joe Whitsitt <joe-whitsitt@uiowa.edu>
strongarm lingo changed.

Signed-off-by: Joe Whitsitt <joe-whitsitt@uiowa.edu>
strongarm lingo changed.

Signed-off-by: Joe Whitsitt <joe-whitsitt@uiowa.edu>
misc/minor updates.

Signed-off-by: Joe Whitsitt <joe-whitsitt@uiowa.edu>