Corrected comments in configfile about HD44780 VSpan option.

LCDd.conf

@@ -286,9 +286,9 @@ Size=20x4
 # Specifies the size of the LCD.
 # In case of multiple combined displays, this should be the total size.
 
-#vspan=1,2
-# For multiple displays: at what 'logical' lines do the individual displays
-# start.
+#vspan=2,2
+# For multiple combined displays: how many lines does each display have.
+# Vspan=2,2 means both displays have 2 lines.
 
 #ExtendedMode=yes
 # If you have a KS0073 or an other 'almost HD44780-compatible', set this