[glom/gtkmm4v4] Add mising label includes.

[Murray Cumming <murrayc src gnome org>]

commit a73568c24d9e63eb7b3edc5ca5df425170095874
Author: Murray Cumming <murrayc murrayc com>
Date:   Wed Nov 1 15:12:22 2017 +0100

    Add mising label includes.

 glom/dialog_invalid_data.cc                        |    1 +
 glom/import_csv/dialog_import_csv.cc               |    1 +
 glom/mode_data/box_data.h                          |    1 +
 .../layout/dialog_choose_relationship.cc           |    1 +
 glom/mode_design/layout/dialog_layout.cc           |    1 +
 .../layout/layout_item_dialogs/box_formatting.cc   |    1 +
 6 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/glom/dialog_invalid_data.cc b/glom/dialog_invalid_data.cc
index 04836c3..3236b62 100644
--- a/glom/dialog_invalid_data.cc
+++ b/glom/dialog_invalid_data.cc
@@ -22,6 +22,7 @@
 #include <libglom/data_structure/glomconversions.h>
 #include <glom/utils_ui.h>
 #include <glom/glade_utils.h>
+#include <gtkmm/label.h>
 
 namespace Glom
 {
diff --git a/glom/import_csv/dialog_import_csv.cc b/glom/import_csv/dialog_import_csv.cc
index dc64bda..878e45d 100644
--- a/glom/import_csv/dialog_import_csv.cc
+++ b/glom/import_csv/dialog_import_csv.cc
@@ -24,6 +24,7 @@
 #include <libglom/data_structure/glomconversions.h>
 #include <gtkmm/messagedialog.h>
 #include <gtkmm/cellrenderercombo.h>
+#include <gtkmm/label.h>
 #include <glom/utils_ui.h>
 #include <gtkmm/main.h>
 #include <glibmm/convert.h>
diff --git a/glom/mode_data/box_data.h b/glom/mode_data/box_data.h
index 82dea55..ac27e57 100644
--- a/glom/mode_data/box_data.h
+++ b/glom/mode_data/box_data.h
@@ -26,6 +26,7 @@
 #include <glom/box_withbuttons.h>
 #include <glom/base_db_table_data.h>
 #include <glom/mode_design/layout/dialog_layout.h>
+#include <gtkmm/label.h>
 
 namespace Glom
 {
diff --git a/glom/mode_design/layout/dialog_choose_relationship.cc 
b/glom/mode_design/layout/dialog_choose_relationship.cc
index 0a2c042..d4b7ee1 100644
--- a/glom/mode_design/layout/dialog_choose_relationship.cc
+++ b/glom/mode_design/layout/dialog_choose_relationship.cc
@@ -19,6 +19,7 @@
  */
 
 #include "dialog_choose_relationship.h"
+#include <gtkmm/label.h>
 //#include <libgnome/gnome-i18n.h>
 #include <glibmm/i18n.h>
 
diff --git a/glom/mode_design/layout/dialog_layout.cc b/glom/mode_design/layout/dialog_layout.cc
index 511f174..4bb31fb 100644
--- a/glom/mode_design/layout/dialog_layout.cc
+++ b/glom/mode_design/layout/dialog_layout.cc
@@ -19,6 +19,7 @@
  */
 
 #include <glom/mode_design/layout/dialog_layout.h>
+#include <gtkmm/label.h>
 //#include <libgnome/gnome-i18n.h>
 
 namespace Glom
diff --git a/glom/mode_design/layout/layout_item_dialogs/box_formatting.cc 
b/glom/mode_design/layout/layout_item_dialogs/box_formatting.cc
index be177c3..8a300be 100644
--- a/glom/mode_design/layout/layout_item_dialogs/box_formatting.cc
+++ b/glom/mode_design/layout/layout_item_dialogs/box_formatting.cc
@@ -24,6 +24,7 @@
 #include <glom/glade_utils.h>
 #include <libglom/data_structure/glomconversions.h>
 #include <glom/mode_design/layout/layout_item_dialogs/dialog_fieldslist.h>
+#include <gtkmm/label.h>
 #include <libglom/utils.h>
 #include <libglom/layout_utils.h>
 #include <glibmm/i18n.h>