Added OpenId Module.

Better way to present handle authentication strategies in the view using tabs.

examples/demo/site/modules/openid/templates/block_login.tpl

@@ -0,0 +1,18 @@
+ <div>
+ 	<form action="{$site_url/}account/roc-openid-login" id="openid-login" method="POST">
+		<div>
+				<strong><label for="openid">OpenID identifier</label></strong><br/>
+				<input type="text" name="openid" value="" size="50"/>
+		</div>
+		<div><input type="submit" name="op" value="Validate"/></div>
+		<div hgv vtid="openid">Login with 			
+			{foreach item="item" from="$openid_consumers"}
+				<a href="{$site_url/}account/login-with-openid/{$item/}">{$item/}</a><br>
+			{/foreach}	
+	</form>
+	<div>
+	  {if isset="$error"}
+       <span><i>{$error/}</i></span> <br>
+      {/if}
+     </div> 
+</div>