Changed new section name and added link in index/TOC

README.md

@@ -23,6 +23,7 @@ Table of Contents
       - [Mail Transfer Agents](#mail-transfer-agents)
       - [Mail Delivery Agents](#mail-delivery-agents)
       - [Mailing lists](#mailing-lists)
+      - [Newsletter management](#newsletter-management)
       - [Webmail clients](#webmail-clients)
     - [IRC](#irc)
     - [SIP](#sip)
@@ -231,11 +232,11 @@ _Mailing lists servers._
   * [Mailman](https://www.gnu.org/software/mailman/) - The Gnu mailing list server. `Python` `GPL`
   * [Sympa](https://www.sympa.org/) - A mailing list manager. `Perl` `GPL`
 
-#### Email marketing
+#### Newsletter management
 
 _Mass mailing software - one message to many recipients_
 
-  * [phpList](https://phplist.org) - Newsletter and email marketing with advanced management of subscribers, bounces, and plugins `AGPLv3` `PHP`
+  * [phpList](https://phplist.org) - Newsletter and email marketing with advanced management of subscribers, bounces, and plugins. ([Source Code](https://github.com/phpList/)) `AGPLv3` `PHP`
 
 
 #### Webmail clients