Revision 4088

Various manpage / README fixes:

 - Improve description a bit, especially wrt chip packages and
   protocols.

 - Add some missing parameters to manpage option descriptions.

 - Remove long obsolete DoC support note.

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>