docs(README): add sponsors to the repo

Author: thetutlage

.gitignore

@@ -14,3 +14,4 @@ docs
 shrinkwrap.yaml
 package-lock.json
 test/__app
+.env

README.md

@@ -57,6 +57,8 @@ Edge was created to be used inside the AdonisJS framework. However it is a frame
 
 The documentation is written on the [AdonisJS website](https://docs.adonisjs.com/guides/views/rendering). In AdonisJS docs, we refer the `edge` variable as `view`.
 
+![](./sponsorkit/sponsors.png)
+
 [appveyor-image]: https://img.shields.io/appveyor/ci/thetutlage/edge/master.svg?style=for-the-badge&logo=appveyor
 [appveyor-url]: https://ci.appveyor.com/project/thetutlage/edge 'appveyor'