fix package def

Author: PeterStaev

package.json

@@ -8,13 +8,13 @@
     "platforms": {
       "ios": "3.0.0-rc.1",
       "android": "3.0.0-rc.1"
-    }
-  },
- "plugin": {
-      "nan": "true",
-      "pan": "true",
-      "core3": "true",
-      "category": "Interface"
+    },
+    "plugin": {
+        "nan": "true",
+        "pan": "true",
+        "core3": "true",
+        "category": "Interface"
+      }
   },
   "repository": {
     "type": "git",