Massive update for all boards

boards/boardsource/3x4/main.py

@@ -0,0 +1,30 @@
+from kb import KMKKeyboard
+from kmk.extensions.layers import Layers
+from kmk.keys import KC
+
+keyboard = KMKKeyboard()
+
+# Cleaner key names
+_______ = KC.TRNS
+XXXXXXX = KC.NO
+
+RAISE = KC.MO(1)
+layers_ext = Layers()
+
+keyboard.extensions = [layers_ext]
+
+keyboard.keymap = [
+    [  #Base
+        KC.N0,  KC.N1,  KC.N4,  KC.N7,
+        KC.ENT, KC.N2,  KC.N5,  KC.N8,
+        RAISE,  KC.N3,  KC.N6,  KC.N9
+    ],
+    [  #RAISE
+        _______, _______, _______, _______,
+        _______, _______, _______, _______,
+        _______, _______, _______, _______
+    ]
+]
+
+if __name__ == '__main__':
+    keyboard.go()