Configurator Support(info.json) for 1up Keyboards Sweet16 (#2570)

* Configurator Support

- Add info.json to support existing layouts
- Add comment in sweet16.h to remind people to change info.json if
  the layout changes.

* Fix dlaroe's keymap

keyboards/sweet16/info.json

@@ -0,0 +1,20 @@
+{
+  "keyboard_name": "Sweet 16",
+  "manufacturer": "1UP Keyboards",
+  "identifier": "",
+  "url": "",
+  "maintainer": "qmk",
+  "processor": "atmega32u4",
+  "bootloader": "atmel-dfu",
+  "width": 4,
+  "height": 4,
+  "layouts": {
+      "LAYOUT_ortho_4x4": {
+          "layout": [{"x":0, "y":0}, {"x":1, "y":0}, {"x":2, "y":0}, {"x":3, "y":0}, {"x":0, "y":1}, {"x":1, "y":1}, {"x":2, "y":1}, {"x":3, "y":1}, {"x":0, "y":2}, {"x":1, "y":2}, {"x":2, "y":2}, {"x":3, "y":2}, {"x":0, "y":3}, {"x":1, "y":3}, {"x":2, "y":3}, {"x":3, "y":3}]
+      },
+
+      "LAYOUT_numpad_4x4": {
+        "layout": [{"x":0, "y":0}, {"x":1, "y":0}, {"x":2, "y":0}, {"x":3, "y":0, "h":2}, {"x":0, "y":1}, {"x":1, "y":1}, {"x":2, "y":1}, {"x":0, "y":2}, {"x":1, "y":2}, {"x":2, "y":2}, {"x":3, "y":2, "h":2}, {"x":0, "y":3, "w":2}, {"x":2, "y":3}]
+    }
+  }
+}

keyboards/sweet16/keymaps/dlaroe/keymap.c

@@ -14,18 +14,18 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
         KC_P4,   KC_P5,  KC_P6,
         KC_P1,   KC_P2,  KC_P3,  KC_PENT,
              LT(mouse, KC_P0),      KC_DOT
-    )
+    ),
 
  [extra] = LAYOUT_numpad_4x4(
         KC_PSLS,   KC_PAST,  KC_PMNS,  KC_TRNS,
-        KC_BSPC,   KC_EXC,  KC_DEL,     
+        KC_BSPC,   KC_EXECUTE,  KC_DEL,
         KC_LPRN,   KC_RPRN,  KC_PEQL,  KC_PENT,
              KC_TAB,      KC_NLCK
-    )
+    ),
 
 
 [mouse] = LAYOUT_numpad_4x4(
-        KC_MS_WH_D,   KC_MS_U,  KC_MS_WH_U,  LT(extra, KC_PPLS), 
+        KC_WH_D,   KC_MS_U,  KC_WH_U,  LT(extra, KC_PPLS),
         KC_MS_L,   KC_MS_D,  KC_MS_R,
         KC_BTN1,   KC_BTN2,  KC_BTN3,  KC_PENT,
              KC_TRNS,      KC_DOT

keyboards/sweet16/sweet16.h

@@ -3,6 +3,8 @@
 
 #include "quantum.h"
 
+// Any changes to the layout names and/or definitions must also be made to info.json
+
 #define LAYOUT_ortho_4x4( \
     K00, K01, K02, K03, \
     K10, K11, K12, K13, \
@@ -22,9 +24,9 @@
        K31,   K32      \
 ) { \
     { K00,   K01,   K02,   K03 }, \
-    { K10,   K11,   K12,   K13 }, \
+    { K10,   K11,   K12,   KC_NO }, \
     { K20,   K21,   K22,   K23 }, \
-    { K30,   K31,   K32,   K33 }  \
+    { KC_NO, K31,   K32,   KC_NO }  \
 }
 
 #endif