use autowrap rather than a manual wrap for long string

really need to get that height for width working

Change-Id: I1c8b0675c671464e49c0780b0d02fd4377cd18d1

sc/uiconfig/scalc/ui/optcompatibilitypage.ui

 <?xml version="1.0" encoding="UTF-8"?>
 <interface>
   <!-- interface-requires gtk+ 3.0 -->
-  <!-- interface-requires LibreOffice 1.0 -->
   <object class="GtkBox" id="OptCompatibilityPage">
     <property name="visible">True</property>
     <property name="can_focus">False</property>
@@ -35,10 +34,12 @@
                     <property name="can_focus">False</property>
                     <property name="hexpand">True</property>
                     <property name="xalign">0</property>
-                    <property name="label" translatable="yes">Select desired _key binding type. Changing the key binding
-                     type may overwrite some of the existing key bindings.</property>
+                    <property name="yalign">0</property>
+                    <property name="label" translatable="yes">Select desired _key binding type. Changing the key binding type may overwrite some of the existing key bindings.</property>
                     <property name="use_underline">True</property>
+                    <property name="wrap">True</property>
                     <property name="mnemonic_widget">keybindings</property>
+                    <property name="max_width_chars">60</property>
                   </object>
                   <packing>
                     <property name="left_attach">0</property>
@@ -51,6 +52,7 @@
                   <object class="GtkComboBoxText" id="keybindings">
                     <property name="visible">True</property>
                     <property name="can_focus">False</property>
+                    <property name="valign">center</property>
                     <property name="entry_text_column">0</property>
                     <property name="id_column">1</property>
                     <items>