Manifest updates

Change 'entry web page' to 'this web page' as per discussion on GitHub.

Rebuilt .entry.json and index.html files for all entries.

1996/jonth/.entry.json

@@ -47,7 +47,7 @@
 	    "OK_to_edit" : false,
 	    "display_as" : "html",
 	    "display_via_github" : false,
-	    "entry_text" : "entry home page"
+	    "entry_text" : "this web page"
 	},
 	{
 	    "file_path" : ".entry.json",