Pre autoroute internal

HW/z80_cpu/z80_cpu.kicad_prl

@@ -1,11 +1,11 @@
 {
   "board": {
-    "active_layer": 6,
+    "active_layer": 0,
     "active_layer_preset": "",
     "auto_track_width": true,
     "hidden_netclasses": [],
     "hidden_nets": [],
-    "high_contrast_mode": 1,
+    "high_contrast_mode": 0,
     "net_color_mode": 1,
     "opacity": {
       "images": 0.6,
@@ -54,7 +54,7 @@
       "ly_points"
     ],
     "visible_layers": "ffffffff_ffffffff_ffffffff_ffffffdf",
-    "zone_display_mode": 0
+    "zone_display_mode": 1
   },
   "git": {
     "integration_disabled": false,