remove Wide - website changed owner, source code gone

README.md

@@ -1304,7 +1304,6 @@ See **[Ticketing](#ticketing)**
 - [RequestBin](https://github.com/Runscope/requestbin) - Inspect HTTP requests. Debug webhooks. `MIT` `python`
 - [RStudio Server](https://www.rstudio.com/products/rstudio/#Server) - Web browser based IDE for R. ([Source Code](https://github.com/rstudio/rstudio)) `AGPL-3.0` `Java/C++`
 - [sourcegraph](https://sourcegraph.com) - Sourcegraph is a fast, open-source, fully-featured code search and navigation engine written in Go. ([Source Code](https://github.com/sourcegraph/sourcegraph)) `Apache-2.0` `Go`
-- [Wide](https://github.com/b3log/wide) - Web-based IDE for Teams using Go programming language/Golang. ([Demo](http://wide.b3log.org/signup)) `Apache-2.0` `Go`
 
 ### Continuous Integration