new option Offset for xosd driver

LCDd.conf

@@ -950,7 +950,10 @@ Speed=19200
 # set display size [default: 20x4]
 Size=20x4
 
-# font to use, in XLFD format, as given by "xfontsel"
+# Offset in pixels from the top-left corner of the monitor [default: 0x0]
+Offset=200x200
+
+# X font to use, in XLFD format, as given by "xfontsel"
 Font=-*-terminus-*-r-*-*-*-320-*-*-*-*-*
 
 # EOF