Use profile->getBestName() instead of more complex i18n unfriendly construction.

Update translator documentation.
Number parameters where more than one is used.
L10n updates.
Update README file to break lines at or just before 80 characters.
Remove PHP4-ism "?>"
Update indentation.
Update whitespace.

plugins/Memcached/MemcachedPlugin.php

@@ -52,7 +52,6 @@ if (!defined('STATUSNET')) {
  * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  * @link      http://status.net/
  */
-
 class MemcachedPlugin extends Plugin
 {
     static $cacheInitialized = false;
@@ -215,6 +214,7 @@ class MemcachedPlugin extends Plugin
                             'author' => 'Evan Prodromou, Craig Andrews',
                             'homepage' => 'http://status.net/wiki/Plugin:Memcached',
                             'rawdescription' =>
+                            // TRANS: Plugin description.
                             _m('Use <a href="http://memcached.org/">Memcached</a> to cache query results.'));
         return true;
     }