website: various html fixes

Fixes #3424.

R=fullung, adg
CC=golang-dev
https://golang.org/cl/6343088

doc/docs.html

@@ -56,10 +56,10 @@ A must read for any new Go programmer. It augments the tour and
 the language specification, both of which should be read first.
 </p>
 
-<h3 id="appengine"><a href="http://code.google.com/appengine/docs/go/gettingstarted/">Getting Started with Go on App Engine</a></h3>
+<h3 id="appengine"><a href="https://developers.google.com/appengine/docs/go/gettingstarted/">Getting Started with Go on App Engine</a></h3>
 <p>
 How to develop and deploy a simple Go project with
-<a href="http://code.google.com/appengine/">Google App Engine</a>.
+<a href="https://developers.google.com/appengine/">Google App Engine</a>.
 </p>
 
 <h3 id="go_faq"><a href="go_faq.html">Frequently Asked Questions (FAQ)</a></h3>

doc/go_faq.html

@@ -180,7 +180,7 @@ production inside Google.  A public example is the server behind
 <a href="http://golang.org">http://golang.org</a>.
 It's just the <a href="/cmd/godoc"><code>godoc</code></a>
 document server running in a production configuration on
-<a href="http://code.google.com/appengine/">Google App Engine</a>.
+<a href="https://developers.google.com/appengine/">Google App Engine</a>.
 </p>
 
 <h3 id="Do_Go_programs_link_with_Cpp_programs">

doc/reference.html

@@ -24,10 +24,10 @@ The documentation for the Go tools.
 The official Go Language specification. 
 </p>
 
-<h3 id="appengine"><a href="http://code.google.com/appengine/docs/go/">App Engine Go Runtime Documentation</a></h3>
+<h3 id="appengine"><a href="https://developers.google.com/appengine/docs/go/">App Engine Go Runtime Documentation</a></h3>
 <p>
 The documentation for
-<a href="http://code.google.com/appengine/">Google App Engine</a>'s Go runtime.
+<a href="https://developers.google.com/appengine/">Google App Engine</a>'s Go runtime.
 </p>
 
 <h3 id="go_mem"><a href="/ref/mem">The Go Memory Model</a></h3>

lib/godoc/godoc.html

@@ -57,7 +57,7 @@ the content of this page is licensed under the
 Creative Commons Attribution 3.0 License,
 and code is licensed under a <a href="/LICENSE">BSD license</a>.<br>
 <a href="/doc/tos.html">Terms of Service</a> | 
-<a href="http://www.google.com/intl/en/privacy/privacy-policy.html">Privacy Policy</a>
+<a href="http://www.google.com/intl/en/policies/privacy/">Privacy Policy</a>
 </div>
 
 </body>

lib/godoc/package.html

@@ -192,14 +192,14 @@
 		{{if $.DirFlat}}
 			{{if .HasPkg}}
 				<tr>
-				<td class="name"><a href="{{html .Path}}">{{html .Path}}</a></td>
+				<td class="name"><a href="{{html .Path}}/">{{html .Path}}</a></td>
 				<td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
 				<td style="width: auto">{{html .Synopsis}}</td>
 				</tr>
 			{{end}}
 		{{else}}
 			<tr>
-			<td class="name">{{repeat `&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;` .Depth}}<a href="{{html .Path}}">{{html .Name}}</a></td>
+			<td class="name">{{repeat `&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;` .Depth}}<a href="{{html .Path}}/">{{html .Name}}</a></td>
 			<td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
 			<td style="width: auto">{{html .Synopsis}}</td>
 			</tr>