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/ModHelper/ModHelperPlugin.php

@@ -34,6 +34,7 @@ class ModHelperPlugin extends Plugin
                             'author' => 'Brion Vibber',
                             'homepage' => 'http://status.net/wiki/Plugin:ModHelper',
                             'rawdescription' =>
+                            // TRANS: Plugin description.
                             _m('Lets users who have been manually marked as "modhelper"s silence accounts.'));
 
         return true;