[glabels] Emit selection_changed after delete_selection

[Jim Evins <jimevins src gnome org>]

commit 36de4c460e0106357bf34919e4c085fbb00047f6
Author: Jim Evins <evins snaught com>
Date:   Sun Jun 23 18:59:34 2013 -0400

    Emit selection_changed after delete_selection
    
    Emit selection_changed signal after a delete_selection.  Fixes bug where object
    editor remained active after an object was deleted.

 src/label.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/label.c b/src/label.c
index 1a7e1b6..48df06a 100644
--- a/src/label.c
+++ b/src/label.c
@@ -1230,6 +1230,8 @@ gl_label_delete_selection (glLabel       *label)
 
         end_selection_op (label);
 
+       g_signal_emit (G_OBJECT(label), signals[SELECTION_CHANGED], 0);
+
        gl_debug (DEBUG_LABEL, "END");
 }