atben: use mlztx to copy the version number to the silk screen

- Makefile (mlztx): new target to update the version number on the silk
  screen
- atben.brd: duplicated the version number on the silk screen

atben/Makefile

@@ -1,4 +1,5 @@
 PLOT_BRD = pcbnew --plot=ps_a4 --ps-pads-drill-opt=none --fill-all-zones
+MLZTX = ../../eda-tools/mlztx/mlztx
 
 NAME = atben
 VERSION = 110219
@@ -30,6 +31,11 @@ front:		$(NAME)-Front.ps
 back:		$(NAME)-Back.ps
 		lpr $<
 
+# Copy text from front copper to front silk screen
+
+mlztx:
+		$(MLZTX) -i $(NAME).brd 15 21
+
 # --- Industrial production ---------------------------------------------------
 
 PCB_FILES = README-PCB $(NAME)-PCB_Edges.dxf $(NAME).drl \

atben/atben.brd

@@ -2500,4 +2500,9 @@ $FILLSEGMENTS
 54420 28847 61840 28847
 $endFILLSEGMENTS
 $endCZONE_OUTLINE
+$TEXTPCB
+Te "110219"
+Po 51950 30550 400 400 70 900
+De 21 1 0 Normal
+$EndTEXTPCB
 $EndBOARD