More renaming. Hopefully fixed version number.

help/C/commands_structural_navigation.page

@@ -19,14 +19,14 @@
   <title>Structural Navigation Commands</title>
   <p>
     The following commands can be used to navigate by headings, links,
-    and other elements found in applications for which <app>Orca</app>
+    and other elements found in applications for which <app>Cthulhu</app>
     provides structural navigation support.
   </p>
   <list>
     <item>
       <p>
         Enable/disable Structural Navigation keys:
-        <keyseq><key>Orca Modifier</key><key>Z</key></keyseq>
+        <keyseq><key>Cthulhu Modifier</key><key>Z</key></keyseq>
       </p>
     </item>
   </list>