Drop translators.html and all references to it.

The list is absolutely not up to date and it makes no sense in
maintaining it in addition to history of po files in git.

libraries/common.inc.php

@@ -58,7 +58,7 @@ $GLOBALS['error_handler'] = new PMA_Error_Handler();
 $cfg['Error_Handler']['display'] = TRUE;
 
 /*
- * This setting was removed in PHP 5.3. But at this point PMA_PHP_INT_VERSION 
+ * This setting was removed in PHP 5.3. But at this point PMA_PHP_INT_VERSION
  * is not yet defined so we use another way to find out the PHP version.
  */
 if (version_compare(phpversion(), '5.3', 'lt')) {
@@ -414,7 +414,6 @@ $goto_whitelist = array(
     //'themes.php',
     'transformation_overview.php',
     'transformation_wrapper.php',
-    'translators.html',
     'user_password.php',
 );