[rygel] Update docs for PluginLoader

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit 42fce5d0917ed0c9932e7fefdf0e1141a1b0cbf7
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Sun May 10 22:16:59 2009 +0300

    Update docs for PluginLoader
---
 src/rygel/rygel-plugin-loader.vala |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/src/rygel/rygel-plugin-loader.vala b/src/rygel/rygel-plugin-loader.vala
index f151fbe..065363c 100644
--- a/src/rygel/rygel-plugin-loader.vala
+++ b/src/rygel/rygel-plugin-loader.vala
@@ -27,7 +27,8 @@ using GUPnP;
 /**
  * Responsible for plugin loading. Probes for shared library files in a specific
  * directry and tries to grab a function with a specific name and signature,
- * calls it and expects a Plugin instance in return.
+ * calls it. The loaded module can then add plugins to Rygel by calling the
+ * add_plugin method.
  */
 public class Rygel.PluginLoader : Object {
     private delegate void LoadPluginFunc (PluginLoader loader);