updated for app node info as `site`

app/models/oauth2-client.js

@@ -11,10 +11,12 @@ const Schema = mongoose.Schema;
 const OAuth2ClientSchema = new Schema({
   created: { type: Date, default: Date.now, required: true },
   updated: { type: Date, default: Date.now, required: true },
-  node: {
+  site: {
-    owner: { type: Schema.ObjectId, required: true, index: 1 },
     name: { type: String, required: true },
-    domain: { type: String, required: true, unique: true },
+    description: { type: String, required: true },
+    domain: { type: String, required: true },
+    domainKey: { type: String, required: true },
+    company: { type: String, required: true },
   },
   secret: { type: String, required: true },
   redirectURI: { type: String, required: true },