Update AdvancedUsage.md (#3038)
Update AdvancedUsage.md (#3038)

* Update AdvancedUsage.md

Add toc for advanced usage document

* Update after the recently merged changes

yimajo/Alamofire,antigp/Alamofire,yimajo/Alamofire,easyui/Alamofire,Alamofire/Alamofire,antigp/Alamofire,Alamofire/Alamofire,easyui/Alamofire