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.

2019/mills/.entry.json

@@ -55,7 +55,7 @@
 	    "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",

2019/mills/index.html

@@ -653,7 +653,7 @@ the current directory.</li>
 </ul>
 <h2 id="secondary-files">Secondary files</h2>
 <ul>
-<li><a href="index.html">index.html</a> - entry home page</li>
+<li><a href="index.html">index.html</a> - this web page</li>
 <li><a href="Eugene_Onegin.cp11_1.188">Eugene_Onegin.cp11_1.188</a> - training data from Eugene Onegin poetry</li>
 <li><a href="Eugene_Onegin.txt.gz">Eugene_Onegin.txt.gz</a> - compressed Eugene Onegin poetry</li>
 <li><a href="IOCCC-Rules-Guidelines.cp98_0.175">IOCCC-Rules-Guidelines.cp98_0.175</a> - training data from IOCCC 1984-2019 rules guidelines</li>