CVS commit by montanaro: 

Added support for the new shade button. I'd implement the foreground/background
buttons too, but I can't figure yet what kind of graphics could be used to
represent the action.
Removed some old commented out code too.


  M +58 -31    b2client.cpp   1.67 [POSSIBLY UNSAFE: printf]
  M +2 -1      b2client.h   1.33