[glade3/signal-tree-model] gladeui: Fix installation of glade-signal-class.h

[Johannes Schmid <jhs src gnome org>]

commit 946b3001935cf40e55efd3adf556cdfccf199367
Author: Johannes Schmid <jhs gnome org>
Date:   Wed Jan 5 14:50:10 2011 +0100

    gladeui: Fix installation of glade-signal-class.h
    
    This file is required by glade-widget-adapter.h

 gladeui/Makefile.am |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gladeui/Makefile.am b/gladeui/Makefile.am
index fe7c42a..e8a4ab6 100644
--- a/gladeui/Makefile.am
+++ b/gladeui/Makefile.am
@@ -133,6 +133,7 @@ libgladeuiinclude_HEADERS = \
 	glade-base-editor.h \
 	glade-xml-utils.h \
 	glade-signal.h \
+	glade-signal-class.h \
 	glade-cursor.h \
 	glade-catalog.h \
 	glade-widget-action.h \