message: Allow plugin to specify expiry of auth token
diff: @@ -147,7 +147,7 @@ class Authentication {
  ctxt.body = {
  data: user,
  - meta: await this.createToken({ id: user.id, type: user.type }, 86400)
  + meta: await this.createToken({ id: user.id, type: user.type }, source.attributes['token-expiry'] || 86400)
  };
  ctxt.status = 200;
  }
  