README update.

README.md

@@ -1,14 +1,30 @@
-Xo-server
-=========
+# Xen Orchestra Server
 
-Xo-server is a daemon for deliver fast, scalable and powerful XCP management system. It works with a GUI provided by Xo-web. This is a DRAFT for testing purpose ONLY. Be advised this is a Alpha version, code WILL fluctuate.
+XO-Server is part of [Xen Orchestra](https://github.com/vatesfr/xo), a web interface for [XCP](https://en.wikipedia.org/wiki/Xen_Cloud_Platform).
 
-Global concept
---------------
+It contains all the logic of XO and handles:
 
-Please refer to global architecture article here: https://xen-orchestra.com/first-running-prototype-is-here/
+- connections to all XCP servers/pools;
+- a cache system to provide the best response time possible;
+- users authentication and authorizations;
+- a JSON-RPC based interface for XO clients (i.e. [XO-Web](https://github.com/vatesfr/xo-web)).
 
-Bug report
-----------
+__XO is currently under development and may be subject to important bugs.__
 
-If you don't know where your issue is coming from (Xo-web or Xo-server), please consider report your stuff on global repo here: https://github.com/vatesfr/xo
+## Installation
+
+_There is currently no package available for XO-Server, you must therefore use the following procedure._
+
+First of all, you have to download the code, you may either use git `git clone git://github.com/vatesfr/xo-server` or download a [Zip archive](https://github.com/vatesfr/xo-server/archive/master.zip).
+
+XO-Server uses [Composer](https://getcomposer.org) for its dependency management, so all you have to do is `php composer.phar install`.
+
+Finally, copy `src/config/local.php.dist` to `src/config/local.php` and complete the configuration.
+
+You are now all set, you may run `./src/xo-server`.
+
+## How to report a bug?
+
+If you are certain the bug is exclusively related to XO-Server, you may use the [bugtracker of this repository](https://github.com/vatesfr/xo-server/issues).
+
+Otherwise, please consider using the [bugtracker of the general repository](https://github.com/vatesfr/xo/issues).