Add handler wrapper to enable event handling before and after call

This enables event handling like Controller.

class MyService extends BaseService {
   public function behaviors() {
    return [
       'my' => MyBehavior::class
    ];
  }
}

Fix bug header already sent.

Merge pull request #5 from urbanindo/fix-header-already-sent

Fix header already sent

Upgrade Thrift to 0.10 and Yii to 2.0.13

Merge pull request #3 from najihazkalhaq/patch-1

Update Yii2 version in composer.json