Put back the skipNotification property into Asset.

lib/WebGUI/Asset.pm

@@ -261,6 +261,12 @@ property  tagId => (
             fieldType       => 'guid',
             default         => 0,
           );
+property  skipNotification => (
+             autoGenerate    => 0,
+             noFormPost      => 1,
+             fieldType       => 'yesNo',
+          );
+
 has       session => (
             is              => 'ro',
             required        => 1,

lib/WebGUI/AssetVersioning.pm

@@ -456,7 +456,7 @@ Sets a flag so that developers know whether to send notifications out on certain
 sub setSkipNotification {
 	my $self = shift;
 	$self->session->db->write("update assetData set skipNotification=1 where assetId=? and revisionDate=?", [$self->getId, $self->get("revisionDate")]);
-    $self->{_properties}->{skipNotification} = 1;
+    $self->skipNotification(1);
 }
 
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