Merge pull request #331 from skywinder/chore/added-discord-link-to-readme

Update README.md

Author: skywinder

README.md

@@ -1,6 +1,8 @@
 # web3swift
 **web3swift** is an iOS toolbelt for interaction with the Ethereum network.
 
+## [Join our discord](https://discord.gg/DZKFJFn3) if you need a support or want to contribute to web3swift development!
+
 ![matter-github-swift](https://github.com/matter-labs/web3swift/blob/develop/web3swift-logo.png)
 [![Build Status](https://travis-ci.com/matter-labs/web3swift.svg?branch=develop)](https://travis-ci.com/matter-labs/web3swift)
 [![Swift](https://img.shields.io/badge/Swift-5.0-orange.svg?style=flat)](https://developer.apple.com/swift/)