yoda: Make "generic" section be the first in help block

Signed-off-by: Pavel Emelyanov <xemul@sacred.ru>
yoda: Sanitize options formatting in help text

Delimit with "," and align long options.

Signed-off-by: Pavel Emelyanov <xemul@sacred.ru>
vzctl: --force is for stop command, not start

Signed-off-by: Pavel Emelyanov <xemul@sacred.ru>