Update readme to note the dist repos for NPM and bower

Readme.md

@@ -5,7 +5,13 @@ Responsive will automatically optimise the table's layout for different screen s
 
 # Installation
 
-To use Responsive the best way to obtain the software is to use the [DataTables downloader](//datatables.net/download). You can also include the individual files from the [DataTables CDN](//cdn.datatables.net). See the [documentation](http://datatables.net/extensions/responsive/) for full details.
+To use Responsive the primary way to obtain the software is to use the [DataTables downloader](//datatables.net/download). You can also include the individual files from the [DataTables CDN](//cdn.datatables.net). See the [documentation](http://datatables.net/extensions/responsive/) for full details.
+
+## NPM and Bower
+
+If you prefer to use a package manager such as NPM or Bower, distribution repositories are available with software built from this repository under the name `datatables.net-responsive`. Styling packages for Bootstrap, Foundation and other styling libraries are also available by adding a suffix to the package name.
+
+Please see the DataTables [NPM](//datatables.net/download/npm) and [Bower](//datatables.net/download/bower) installation pages for further information. The [DataTables installation manual](//datatables.net/manual/installation) also has details on how to use package managers with DataTables.
 
 
 # Basic usage