update README

README.md

 # Uniswap Frontend
-This is the repository for [uniswap.io](https://uniswap.io/). Uniswap is an interface for exchange of ERC20 tokens on Ethereum. To learn more about the project:
+This an an open source interface for Uniswap - an open source exchange protocol for Ethereum tokens. 
 
-* Read the docs: [https://docs.uniswap.io/](https://docs.uniswap.io/)
-* Join the reddit: [https://www.reddit.com/r/Uniswap/](https://www.reddit.com/r/UniSwap/)
-* Email us: [contact@uniswap.io](mailto:contact@uniswap.io)
-* Read the whitepaper: [Link](https://hackmd.io/C-DvwDSfSxuh-Gd4WKE_ig)
+* Website: [uniswap.io/](https://uniswap.io/)
+* Docs: [docs.uniswap.io/](https://docs.uniswap.io/)
+* Twitter: [@UniswapExchange](https://twitter.com/UniswapExchange)
+* Reddit: [/r/Uniswap/](https://www.reddit.com/r/UniSwap/)
+* Email: [contact@uniswap.io](mailto:contact@uniswap.io)
+* Slack: [uni-swap.slack.com/](https://join.slack.com/t/uni-swap/shared_invite/enQtNDYwMjg1ODc5ODA4LWEyYmU0OGU1ZGQ3NjE4YzhmNzcxMDAyM2ExNzNkZjZjZjcxYTkwNzU0MGE3M2JkNzMxOTA2MzE2ZWM0YWQwNjU)
+* Whitepaper: [Link](https://hackmd.io/C-DvwDSfSxuh-Gd4WKE_ig)
 
 
 ### To Start Development
@@ -25,4 +28,4 @@ REACT_APP_NETWORK_ID=2 REACT_APP_NETWORK='Ropsten Test Network' react-scripts st
 ```
 
 ### Contributions
-Please open all pull requests against `dev` branch. 
+Please open all pull requests against `dev` branch.