Fix more transient-for warnings.

If a GtkDialog builder description has the visible property set,
GtkBuilder will call gtk_window_show on it before we've had a chance
to call gtk_window_set_transient_for, and that raises a warning.

gnucash/gtkbuilder/dialog-account.glade

@@ -441,7 +441,7 @@
     </action-widgets>
   </object>
   <object class="GtkDialog" id="account_filter_by_dialog">
-    <property name="visible">True</property>
+    <property name="visible">False</property>
     <property name="can_focus">False</property>
     <property name="border_width">6</property>
     <property name="title" translatable="yes">Filter By...</property>
@@ -1465,7 +1465,7 @@
     <property name="page_increment">100</property>
   </object>
   <object class="GtkDialog" id="account_renumber_dialog">
-    <property name="visible">True</property>
+    <property name="visible">False</property>
     <property name="can_focus">False</property>
     <property name="border_width">6</property>
     <property name="title" translatable="yes">Renumber sub-accounts</property>

gnucash/gtkbuilder/dialog-book-close.glade

@@ -3,7 +3,7 @@
 <interface>
   <requires lib="gtk+" version="3.10"/>
   <object class="GtkDialog" id="close_book_dialog">
-    <property name="visible">True</property>
+    <property name="visible">False</property>
     <property name="can_focus">False</property>
     <property name="title" translatable="yes">Close Book</property>
     <property name="type_hint">dialog</property>

gnucash/gtkbuilder/dialog-choose-owner.glade

@@ -3,7 +3,7 @@
 <interface>
   <requires lib="gtk+" version="3.10"/>
   <object class="GtkDialog" id="choose_owner_dialog">
-    <property name="visible">True</property>
+    <property name="visible">False</property>
     <property name="can_focus">False</property>
     <property name="title" translatable="yes">Choose Owner Dialog</property>
     <property name="type_hint">dialog</property>

gnucash/gtkbuilder/dialog-date-close.glade

@@ -3,7 +3,7 @@
 <interface>
   <requires lib="gtk+" version="3.10"/>
   <object class="GtkDialog" id="date_account_dialog">
-    <property name="visible">True</property>
+    <property name="visible">False</property>
     <property name="can_focus">False</property>
     <property name="title" translatable="yes">Question</property>
     <property name="modal">True</property>
@@ -318,7 +318,7 @@
     </action-widgets>
   </object>
   <object class="GtkDialog" id="date_close_dialog">
-    <property name="visible">True</property>
+    <property name="visible">False</property>
     <property name="can_focus">False</property>
     <property name="title" translatable="yes">Question</property>
     <property name="modal">True</property>

gnucash/gtkbuilder/dialog-import.glade

@@ -165,7 +165,7 @@
     <property name="page_increment">10</property>
   </object>
   <object class="GtkDialog" id="format_picker_dialog">
-    <property name="visible">True</property>
+    <property name="visible">False</property>
     <property name="can_focus">False</property>
     <property name="title" translatable="yes">Choose a format</property>
     <property name="resizable">False</property>

gnucash/gtkbuilder/dialog-lot-viewer.glade

@@ -3,7 +3,7 @@
 <interface>
   <requires lib="gtk+" version="3.10"/>
   <object class="GtkDialog" id="lot_viewer_dialog">
-    <property name="visible">True</property>
+    <property name="visible">False</property>
     <property name="can_focus">False</property>
     <property name="title" translatable="yes">Lot Viewer</property>
     <property name="default_width">600</property>

gnucash/gtkbuilder/dialog-report.glade

@@ -243,7 +243,7 @@
     </child>
   </object>
   <object class="GtkDialog" id="html_style_sheet_dialog">
-    <property name="visible">True</property>
+    <property name="visible">False</property>
     <property name="can_focus">False</property>
     <property name="title" translatable="yes">HTML Style Sheets</property>
     <property name="type_hint">dialog</property>

gnucash/gtkbuilder/dialog-userpass.glade

@@ -3,7 +3,7 @@
 <interface>
   <requires lib="gtk+" version="3.10"/>
   <object class="GtkDialog" id="username_password_dialog">
-    <property name="visible">True</property>
+    <property name="visible">False</property>
     <property name="can_focus">False</property>
     <property name="title" translatable="yes">Username and Password</property>
     <property name="type_hint">dialog</property>

gnucash/gtkbuilder/gnc-tree-view-owner.glade

@@ -3,7 +3,7 @@
 <interface>
   <requires lib="gtk+" version="3.10"/>
   <object class="GtkDialog" id="filter_by_dialog">
-    <property name="visible">True</property>
+    <property name="visible">False</property>
     <property name="can_focus">False</property>
     <property name="border_width">6</property>
     <property name="title" translatable="yes">Filter By...</property>

gnucash/gtkbuilder/window-autoclear.glade

@@ -3,7 +3,7 @@
 <interface>
   <requires lib="gtk+" version="3.10"/>
   <object class="GtkDialog" id="auto_clear_start_dialog">
-    <property name="visible">True</property>
+    <property name="visible">False</property>
     <property name="can_focus">False</property>
     <property name="resizable">False</property>
     <property name="type_hint">dialog</property>