Icon(s) Request: Tick and Double Tick
## Icon Request

* Icon name: tick, double-tick
* Tags of this icon: tick, double-tick
* Use case: Whatsapp like ticks, to notify communication has ben sent and read
* Screenshots of similar icons:

![image](https://user-images.githubusercontent.com/33750251/72226479-8a947c00-3589-11ea-943c-0e6c830af891.png)

