[hpsdr] openhpsdr.org updates

[Dave Larsen]

The openhpsdr.org has had several additions today.

Support documents openhpsdr.org/support

for production documents including BOMs for Alexiares, Metis, and Pennylane.

additions to the Document page of the HPSDR flyer

addition of the publications page to list article that are about our
us openhpsdr radios.
suggestions and or corrections are welcome.  We provide PDF's if the
author and publisher provide permission.

Dave KV0S

-- 
KV0S - Dave Larsen
Columbia, MO, USA