Add pinheaders to rev. 1 V3 board

board/DuPal_V3/DuPal_V3.kicad_prl

@@ -1,6 +1,6 @@
 {
   "board": {
-    "active_layer": 31,
+    "active_layer": 37,
     "active_layer_preset": "All Layers",
     "auto_track_width": true,
     "hidden_netclasses": [],

board/DuPal_V3/DuPal_V3.kicad_sch

@@ -23103,7 +23103,7 @@
 				)
 			)
 		)
-		(property "Footprint" "Jumper:SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm"
+		(property "Footprint" "Jumper:SolderJumper-2_P1.3mm_Bridged_RoundedPad1.0x1.5mm"
 			(at 109.22 264.16 0)
 			(effects
 				(font