Merge pull request #52 from billgonemad/readme-update

added install section to README.md

Author: sbglasius

README.md

@@ -5,6 +5,24 @@ Rendering Grails Plugin
 
 This plugin adds PDF, GIF, PNG and JPEG rendering facilities to Grails applications via the [XHTML Renderer](https://github.com/flyingsaucerproject/flyingsaucer) library.
 
+Install
+-------
+
+To install just add to the dependency block in the `build.gradle`
+
+For Grails 7.x
+```groovy
+implementation 'io.github.gpc:rendering:7.0.0-RC1'
+```
+
+For Grails 3.x - 6.x
+```groovy
+implementation 'org.grails.plugins:rendering:2.0.3'
+```
+
+Usage
+-----
+
 Rendering is either done directly via one of the `«format»RenderingService` services …
 
     ByteArrayOutputStream bytes = pdfRenderingService.render(template: "/pdfs/report", model: [data: data])