updated gitsch2ps to new eeschema --plot syntax

schhist/gitsch2ps

@@ -116,7 +116,7 @@ fi
     rm -f *.ps
     $sanitize_profile "$tmp/$pro" || exit
     $sanitize_schem "$tmp/$schem" || exit
-    eeschema --plot "$tmp/$schem"
+    eeschema --plot=ps --plot-bw "$tmp/$schem"
 ) || exit
 
 mkdir -p "$outdir"

schhist/ppmdiff/.gitignore

@@ -0,0 +1 @@
+ppmdiff