Update README.md

README.md

@@ -2,9 +2,14 @@
 
 
 [![Build Status](https://travis-ci.org/coursier/sbt-shading.svg?branch=master)](https://travis-ci.org/coursier/sbt-shading)
-[![Maven Central](https://img.shields.io/maven-central/v/io.get-coursier/lm-coursier_2.12.svg)](https://maven-badges.herokuapp.com/maven-central/io.get-coursier/lm-coursier_2.12)
 
-Use like
+Enable the plugin with
+```scala
+addSbtPlugin("io.get-coursier" % "sbt-shading" % "2.0.0")
+```
+in `project/plugins.sbt`. sbt-shading requires sbt >= 1.3.0.
+
+Then use settings like the following:
 ```scala
 // Enable the plugin
 enablePlugins(ShadingPlugin)
@@ -20,14 +25,14 @@ libraryDependencies += "io.argonaut" %% "argonaut" % "6.2"
 shadedModules += "io.argonaut" %% "argonaut"
 
 // Tell the plugin to rename some namespaces in the output JAR.
-// This renames any of our classes in this namespace, and adjust
+// This renames any of our classes in this namespace, and adjusts
 // any reference in this namespace.
 // Be sure that all classes in this namespace are effectively
 // in the output JAR.
 shadingRules += ShadingRule.moveUnder("argonaut", "test.shaded")
 
 // Tell the plugin that the output JAR can contain classes in that
-// namespace. Fail loudly if it find any class outside of it.
+// namespace. Fail loudly if it finds any class outside of it.
 validNamespaces += "test"
 ```