Updated link to Spectrum (#370)

* Renamed text files

* Updated Spectrum link

* Point to ZEIT

Author: leo

license.md renamed to LICENSE

@@ -4,7 +4,7 @@ _**Micro** — Asynchronous HTTP microservices_
 
 [![CircleCI](https://circleci.com/gh/zeit/micro/tree/master.svg?style=shield)](https://circleci.com/gh/zeit/micro/tree/master)
 [![Install Size](https://packagephobia.now.sh/badge?p=micro)](https://packagephobia.now.sh/result?p=micro)
-[![Join the community on Spectrum](https://withspectrum.github.io/badge/badge.svg)](https://spectrum.chat/micro)
+[![Join the community on Spectrum](https://withspectrum.github.io/badge/badge.svg)](https://spectrum.chat/zeit)
 
 ## Features