push the latest PCB changes for prototype #2

zapnspark/zapnspark.kicad_pcb

@@ -3,7 +3,7 @@
   (general
     (links 28)
     (no_connects 0)
-    (area 151.714999 100.279999 236.905001 116.890001)
+    (area 146.989999 97.304 237.820001 119.335)
     (thickness 1.6)
     (drawings 4)
     (tracks 106)
@@ -12,7 +12,7 @@
     (nets 11)
   )
 
-  (page A4)
+  (page USLetter)
   (layers
     (0 F.Cu signal)
     (31 B.Cu signal hide)
@@ -59,9 +59,9 @@
     (pad_drill 0.6)
     (pad_to_mask_clearance 0)
     (aux_axis_origin 0 0)
-    (visible_elements FFFFFF1F)
+    (visible_elements FFFFFF3F)
     (pcbplotparams
-      (layerselection 0x01000_00000001)
+      (layerselection 0x01020_00000001)
       (usegerberextensions false)
       (excludeedgelayer true)
       (linewidth 0.100000)