Remove trailing whitespace.

Signed-off-by: Edward Z. Yang <edwardzyang@thewritingpot.com>

library/HTMLPurifier/ConfigSchema/Interchange/Directive.php

@@ -5,71 +5,71 @@
  */
 class HTMLPurifier_ConfigSchema_Interchange_Directive
 {
-    
+
     /**
      * ID of directive, instance of HTMLPurifier_ConfigSchema_Interchange_Id.
      */
     public $id;
-    
+
     /**
      * String type, e.g. 'integer' or 'istring'.
      */
     public $type;
-    
+
     /**
      * Default value, e.g. 3 or 'DefaultVal'.
      */
     public $default;
-    
+
     /**
      * HTML description.
      */
     public $description;
-    
+
     /**
      * Boolean whether or not null is allowed as a value.
      */
     public $typeAllowsNull = false;
-    
+
     /**
      * Lookup table of allowed scalar values, e.g. array('allowed' => true).
      * Null if all values are allowed.
      */
     public $allowed;
-    
+
     /**
      * List of aliases for the directive,
      * e.g. array(new HTMLPurifier_ConfigSchema_Interchange_Id('Ns', 'Dir'))).
      */
     public $aliases = array();
-    
+
     /**
      * Hash of value aliases, e.g. array('alt' => 'real'). Null if value
      * aliasing is disabled (necessary for non-scalar types).
      */
     public $valueAliases;
-    
+
     /**
      * Version of HTML Purifier the directive was introduced, e.g. '1.3.1'.
      * Null if the directive has always existed.
      */
     public $version;
-    
+
     /**
      * ID of directive that supercedes this old directive, is an instance
      * of HTMLPurifier_ConfigSchema_Interchange_Id. Null if not deprecated.
      */
     public $deprecatedUse;
-    
+
     /**
      * Version of HTML Purifier this directive was deprecated. Null if not
      * deprecated.
      */
     public $deprecatedVersion;
-    
+
     /**
      * List of external projects this directive depends on, e.g. array('CSSTidy').
      */
     public $external = array();
-    
+
 }

library/HTMLPurifier/ConfigSchema/Interchange/Id.php

@@ -5,14 +5,14 @@
  */
 class HTMLPurifier_ConfigSchema_Interchange_Id
 {
-    
+
     public $namespace, $directive;
-    
+
     public function __construct($namespace, $directive) {
         $this->namespace = $namespace;
         $this->directive = $directive;
     }
-    
+
     /**
      * @warning This is NOT magic, to ensure that people don't abuse SPL and
      *          cause problems for PHP 5.0 support.
@@ -20,10 +20,10 @@ class HTMLPurifier_ConfigSchema_Interchange_Id
     public function toString() {
         return $this->namespace . '.' . $this->directive;
     }
-    
+
     public static function make($id) {
         list($namespace, $directive) = explode('.', $id);
         return new HTMLPurifier_ConfigSchema_Interchange_Id($namespace, $directive);
     }
-    
+
 }

library/HTMLPurifier/ConfigSchema/Interchange/Namespace.php

@@ -5,15 +5,15 @@
  */
 class HTMLPurifier_ConfigSchema_Interchange_Namespace
 {
-    
+
     /**
      * Name of namespace defined.
      */
     public $namespace;
-    
+
     /**
      * HTML description.
      */
     public $description;
-    
+
 }