small cleanups and doc update

Improve docs.

Moved .plt example files in a hpgl_plots subdirectory.

Display an introduction message when running gpib_detect.

make q3562 app work again (in test mode at least)

Small fixes to HPGL plotter (be a little bit more robust)

(0) -30 -10 -6 +6 +10 +30 tip

mercurial