code clean

src/puppet-puppeteer/puppeteer-message.ts

@@ -246,7 +246,7 @@ export class PuppeteerMessage extends Message {
     }
 
     if (this.obj.room) {
-      const r = PuppeteerRoom.load(this.obj.room) as PuppeteerRoom
+      const r = PuppeteerRoom.load(this.obj.room)
       r.puppet = this.puppet
       return r
     }

src/puppet/message.ts

@@ -74,7 +74,7 @@ export abstract class Message extends PuppetAccessory implements Sayable {
     readonly fileOrPayload?: string | Object,
   ) {
     super()
-    log.silly('Message', 'constructor(%s) for class %s',
+    log.silly('Message', 'constructor(%s) for child class %s',
                           fileOrPayload || '',
                           this.constructor.name,
               )