Updated description of plugins site.

Author: scottgonzalez

README.md

@@ -4,7 +4,7 @@ The jQuery Plugins site, http://plugins.jquery.com/
 
 ### How it works
 
-This site is an index of GitHub repositories that each contain a single jQuery plugin. Each such repository contains a valid `package.json` in the repository root. The specification for this file is in [docs/package.md](/jquery/plugins.jquery.com/blob/master/docs/package.md).
+The plugins site is an index of GitHub repositories that contain jQuery plugins. In general, the repositories must contain a single jQuery plugin with an accompanying valid `package.json` in the repository root. The specification for this file is in [docs/package.md](/jquery/plugins.jquery.com/blob/master/docs/package.md).
 
 ### How to list a plugin