Make Japanese doc link clicked

In addition, the following are changed:
- Rearrange navigation dropdown menu
- Change charset from ascii to utf-8 because index.html now contains
  UTF-8 characters.

Change-Id: I3fb12d068ca844007e074674502c2f2b1dc2e4b2

www/grizzly/index.html

@@ -6,7 +6,7 @@
 		<meta name="generator"
 			content="HTML Tidy for Linux/x86 (vers 11 February 2007), see www.w3.org" />
 		<meta http-equiv="Content-Type"
-			content="text/html; charset=us-ascii" />
+			content="text/html; charset=utf-8" />
 		<meta name="google-site-verification"
 			content="Ip5yk0nd8yQHEo8I7SjzVfAiadlHvTvqQHLGwn1GFyU" />
 
@@ -137,9 +137,7 @@
 					<div class="dropDown">
 						<div>
 							<ul>
-								<li class="link"><a href="/ja/"
+								<li>Releases</li>
-                                    title="Go to the Japanese documentation"
-                                    ></a>OpenStack ドキュメント</li>
                                 <li class="link"><a href="/trunk/"
 								title="Go to the &quot;in progress docs&quot; page"
 								>In progress (master branch)</a></li>
@@ -153,6 +151,10 @@
 								href="/incubation/"
 								title="Go to the &quot;Incubation&quot; page"
 								>Incubation</a></li>
+								<li>Languages</li>
+								<li class="link"><a href="/ja/"
+                                    title="Go to the Japanese documentation"
+                                    >日本語 (Japanese)</a></li>
 							</ul>
 						</div>
 					</div>

www/havana/index.html

@@ -6,7 +6,7 @@
 		<meta name="generator"
 			content="HTML Tidy for Linux/x86 (vers 11 February 2007), see www.w3.org" />
 		<meta http-equiv="Content-Type"
-			content="text/html; charset=us-ascii" />
+			content="text/html; charset=utf-8" />
 		<meta name="google-site-verification"
 			content="Ip5yk0nd8yQHEo8I7SjzVfAiadlHvTvqQHLGwn1GFyU" />
 
@@ -138,6 +138,7 @@
 					<div class="dropDown">
 						<div>
 							<ul>
+								<li>Releases</li>
 								<li class="link"><a href="/ja/"
                                     title="Go to the Japanese documentation"
                                     ></a>OpenStack ドキュメント</li>
@@ -154,6 +155,10 @@
 								href="/incubation/"
 								title="Go to the &quot;Incubation&quot; page"
 								>Incubation</a></li>
+								<li>Languages</li>
+								<li class="link"><a href="/ja/"
+                                    title="Go to the Japanese documentation"
+                                    >日本語 (Japanese)</a></li>
 							</ul>
 						</div>
 					</div>

www/index.html

@@ -6,7 +6,7 @@
 		<meta name="generator"
 			content="HTML Tidy for Linux/x86 (vers 11 February 2007), see www.w3.org" />
 		<meta http-equiv="Content-Type"
-			content="text/html; charset=us-ascii" />
+			content="text/html; charset=utf-8" />
 		<meta name="google-site-verification"
 			content="Ip5yk0nd8yQHEo8I7SjzVfAiadlHvTvqQHLGwn1GFyU" />
 
@@ -138,9 +138,7 @@
 					<div class="dropDown">
 						<div>
 							<ul>
-								<li class="link"><a href="/ja/"
+								<li>Releases</li>
-                                    title="Go to the Japanese documentation"
-                                    ></a>OpenStack ドキュメント</li>
                                 <li class="link"><a href="/trunk/"
 								title="Go to the &quot;in progress docs&quot; page"
 								>In progress (master branch)</a></li>
@@ -154,6 +152,10 @@
 								href="/incubation/"
 								title="Go to the &quot;Incubation&quot; page"
 								>Incubation</a></li>
+								<li>Languages</li>
+								<li class="link"><a href="/ja/"
+                                    title="Go to the Japanese documentation"
+                                    >日本語 (Japanese)</a></li>
 							</ul>
 						</div>
 					</div>

www/trunk/index.html

@@ -6,7 +6,7 @@
 		<meta name="generator"
 			content="HTML Tidy for Linux/x86 (vers 11 February 2007), see www.w3.org" />
 		<meta http-equiv="Content-Type"
-			content="text/html; charset=us-ascii" />
+			content="text/html; charset=utf-8" />
 		<meta name="google-site-verification"
 			content="Ip5yk0nd8yQHEo8I7SjzVfAiadlHvTvqQHLGwn1GFyU" />
 
@@ -139,9 +139,7 @@
 					<div class="dropDown">
 						<div>
 							<ul>
-								<li class="link"><a href="/ja/"
+								<li>Releases</li>
-                                    title="Go to the Japanese documentation"
-                                    ></a>OpenStack ドキュメント</li>
                                 <li class="link"><a href="/trunk/"
 								title="Go to the &quot;in progress docs&quot; page"
 								>In progress (master branch)</a></li>
@@ -155,6 +153,10 @@
 								href="/incubation/"
 								title="Go to the &quot;Incubation&quot; page"
 								>Incubation</a></li>
+								<li>Languages</li>
+								<li class="link"><a href="/ja/"
+                                    title="Go to the Japanese documentation"
+                                    >日本語 (Japanese)</a></li>
 							</ul>
 						</div>
 					</div>