[tasque] Fix wrong event sender propagated.

[Antonius Riha <antoniusri src gnome org>]

commit c618694ae4df43bf437ae02540914eb8e450c729
Author: Antonius Riha <antoniusriha gmail com>
Date:   Mon Mar 18 11:38:12 2013 +0100

    Fix wrong event sender propagated.

 src/libtasque/Utils/AllList.cs |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)
---
diff --git a/src/libtasque/Utils/AllList.cs b/src/libtasque/Utils/AllList.cs
index 99fa015..5231ea6 100644
--- a/src/libtasque/Utils/AllList.cs
+++ b/src/libtasque/Utils/AllList.cs
@@ -111,8 +111,12 @@ namespace Tasque.Utils
                }
 
                public event NotifyCollectionChangedEventHandler CollectionChanged {
-                       add { tasks.CollectionChanged += value; }
-                       remove { tasks.CollectionChanged -= value; }
+                       add {
+                               tasks.CollectionChanged += (sender, e) => { value (this, e); };
+                       }
+                       remove {
+                               tasks.CollectionChanged -= (sender, e) => { value (this, e); };
+                       }
                }
 
                #region Explicit content