Update README (#82)

README.md

@@ -1,23 +1,26 @@
-# PolyJuMP
+# PolyJuMP.jl
 
-| **Build Status** |
-|:----------------:|
-| [![Build Status][build-img]][build-url] |
-| [![Codecov branch][codecov-img]][codecov-url] |
+[![Build Status](https://github.com/jump-dev/PolyJuMP.jl/workflows/CI/badge.svg?branch=master)](https://github.com/jump-dev/PolyJuMP.jl/actions?query=workflow%3ACI)
+[![codecov](https://codecov.io/gh/jump-dev/PolyJuMP.jl/branch/master/graph/badge.svg)](https://codecov.io/gh/jump-dev/PolyJuMP.jl)
 
-PolyJuMP is an extension to [JuMP](https://github.com/jump-dev/JuMP.jl) for formulating and solving polynomial optimization problems. These problems can then be solved using [Sum of Squares Programming](https://github.com/jump-dev/SumOfSquares.jl).
+[PolyJuMP.jl](https://github.com/jump-dev/PolyJuMP.jl) is a [JuMP](https://github.com/jump-dev/JuMP.jl)
+extension for formulating and solving polynomial optimization problems.
 
-## Documentation
+These problems can then be solved using [SumOfSquares.jl](https://github.com/jump-dev/SumOfSquares.jl).
+
+## License
+
+`PolyJuMP.jl` is licensed under the [MIT license](https://github.com/jump-dev/PolyJuMP.jl/blob/master/LICENSE.md).
 
-- [**STABLE**][docs-stable-url] — **most recently tagged version of [SumOfSquares](https://github.com/jump-dev/SumOfSquares.jl)' documentation.**
-- [**LATEST**][docs-latest-url] — *in-development version of [SumOfSquares](https://github.com/jump-dev/SumOfSquares.jl)' documentation.*
+## Installation
 
-[docs-stable-img]: https://img.shields.io/badge/docs-stable-blue.svg
-[docs-latest-img]: https://img.shields.io/badge/docs-latest-blue.svg
-[docs-stable-url]: https://jump.dev/SumOfSquares.jl/stable
-[docs-latest-url]: https://jump.dev/SumOfSquares.jl/latest
+Install `PolyJuMP` using `Pkg.add`:
+```julia
+import Pkg
+Pkg.add("PolyJuMP")
+```
+
+## Documentation
 
-[build-img]: https://github.com/jump-dev/PolyJuMP.jl/workflows/CI/badge.svg?branch=master
-[build-url]: https://github.com/jump-dev/PolyJuMP.jl/actions?query=workflow%3ACI
-[codecov-img]: http://codecov.io/github/jump-dev/PolyJuMP.jl/coverage.svg?branch=master
-[codecov-url]: http://codecov.io/github/jump-dev/PolyJuMP.jl?branch=master
+Documentation for `PolyJuMP.jl` is included in the
+[documentation for SumOfSquares.jl](https://jump.dev/SumOfSquares.jl/stable).