[folks] Clean up the description of BackendStore a little.

[Travis Reitter <treitter src gnome org>]

commit 1b99ccaad8f00d6b2e10d376cd0f4aa14ed89064
Author: Travis Reitter <travis reitter collabora co uk>
Date:   Tue Oct 19 14:51:34 2010 -0700

    Clean up the description of BackendStore a little.

 folks/backend-store.vala |    9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)
---
diff --git a/folks/backend-store.vala b/folks/backend-store.vala
index 5e34e75..8983e06 100644
--- a/folks/backend-store.vala
+++ b/folks/backend-store.vala
@@ -26,9 +26,12 @@ using Gee;
 using GLib;
 
 /**
- * Responsible for backend loading. Probes for shared library files in a
- * specific directory, looking for (and calling) a specific function (by name,
- * signature).
+ * Responsible for backend loading.
+ *
+ * The BackendStore manages the set of available Folks backends. The
+ * { link BackendStore.load_backends} function loads all compatible and enabled
+ * backends and the { link BackendStore.backend_available} signal notifies when
+ * these backends are ready.
  */
 public class Folks.BackendStore : Object {
   [CCode (has_target = false)]