Merge pull request #402 from Redor/master

Extended the github readme

README.md

-Openfire
+Openfire ![alt tag](https://raw.githubusercontent.com/igniterealtime/IgniteRealtime-Website/master/src/web/images/logo_openfire.gif)
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 [![Build Status](https://travis-ci.org/igniterealtime/Openfire.svg?branch=master)](https://travis-ci.org/igniterealtime/Openfire)  [![Project Stats](https://www.openhub.net/p/Openfire/widgets/project_thin_badge.gif)](https://www.openhub.net/p/Openfire)
 
 About
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+[Openfire] is a real time collaboration (RTC) server licensed under the Open Source Apache License. It uses the only widely adopted open protocol for instant messaging, XMPP (also called Jabber). Openfire is incredibly easy to setup and administer, but offers rock-solid security and performance.
 
 [Openfire] is a XMPP server licensed under the Open Source Apache License.
 
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 [Openfire] - an [Ignite Realtime] community project.
 
 Bug Reporting