Add module.json files for add-ons. Add description and slot fields.

modules/key-cluster-staggered-left/module.json

@@ -0,0 +1,8 @@
+{
+    "id": 2,
+    "name": "key-cluster-staggered-left",
+    "description": "Left key cluster",
+    "slot": "left-addon",
+    "keyCount": 5,
+    "pointerCount": 1
+}

modules/touchpad-staggered-right/module.json

@@ -0,0 +1,8 @@
+{
+    "id": 5,
+    "name": "touchpad-stagered-right",
+    "description": "Right touchpad",
+    "slot": "right-addon",
+    "keyCount": 1,
+    "pointerCount": 1
+}

modules/trackball-staggered-right/module.json

@@ -0,0 +1,8 @@
+{
+    "id": 3,
+    "name": "trackball-staggered-right",
+    "description": "Right trackball",
+    "slot": "right-addon",
+    "keyCount": 2,
+    "pointerCount": 1
+}

modules/trackpoint-staggered-right/module.json

@@ -0,0 +1,8 @@
+{
+    "id": 4,
+    "name": "trackpoint-staggered-right",
+    "description": "Right trackpoint",
+    "slot": "right-addon",
+    "keyCount": 3,
+    "pointerCount": 1
+}

modules/uhk60-left-half/module.json

@@ -1,6 +1,8 @@
 {
     "id": 1,
     "name": "uhk60-left-half",
+    "description": "Left UHK60 keyboard half",
+    "slot": "left-keyboard-half",
     "keyCount": 35,
     "pointerCount": 0
 }

modules/uhk60-right-half/module.json

@@ -1,6 +1,8 @@
 {
     "id": 0,
     "name": "uhk60-right-half",
+    "description": "Right UHK60 keyboard half",
+    "slot": "right-keyboard-half",
     "keyCount": 35,
     "pointerCount": 0
 }