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

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

updated introduction doc

added copyright header to every python file

fixes to make gpib_detect works

add a simple 'gpib_detect' command line tool and some minor fixes

added doc (almost empty) files

(0) -30 -10 -7 +7 +10 +30 tip

mercurial