Merge pull request Hanson#296 from Hanson/analysis-zd5Dmb

Apply fixes from StyleCI

Update Multimedia.php

Merge pull request Hanson#285 from forkgroup/patch-1

Fixed  Access level to Hanson\Vbot\Contact\Groups::add()

Update ExceptionHandler.php

Update composer.json

Update README.md

Update Server.php

Merge pull request Hanson#226 from HanSon/analysis-860ZKM

Apply fixes from StyleCI

Merge pull request Hanson#196 from HanSon/dev

修复扩展读取配置

Merge pull request Hanson#193 from HanSon/dev

增加扩展阻拦