Update README (#167)

* Update README

* remove some more stuff

Author: davidanthoff

README.md

@@ -4,17 +4,14 @@
 
 | **Documentation**                                                               | **Build Status**                                                                                |
 |:-------------------------------------------------------------------------------:|:-----------------------------------------------------------------------------------------------:|
-| [![][docs-dev-img]][docs-dev-url] | [![][travis-img]][travis-url]  [![][codecov-img]][codecov-url] |
+| [![][docs-stable-img]][docs-stable-url] | [![][travis-img]][travis-url]  [![][codecov-img]][codecov-url] |
 
 ## Installation
 
 ```jl
-]add https://github.com/JuliaDebug/JuliaInterpreter.jl
+]add JuliaInterpreter
 ```
 
-[docs-dev-img]: https://img.shields.io/badge/docs-dev-blue.svg
-[docs-dev-url]: https://JuliaDebug.github.io/JuliaInterpreter.jl/latest
-
 [docs-stable-img]: https://img.shields.io/badge/docs-stable-blue.svg
 [docs-stable-url]: https://JuliaDebug.github.io/JuliaInterpreter.jl/stable