Fix whitespace

src/utilphp/util.php

@@ -279,28 +279,28 @@ private static function initLanguageMap($language = '')
 
         self::$regex = '/[' . self::$chars . ']/u';
     }
-	
-	/**
-	 * Remove the duplicates from an array.
-     *
-	 * This is faster version than the builtin array_unique().
-	 *
-	 * Notes on time requirements:
-	 *   array_unique -> O(n log n)
-	 *   array_flip -> O(n)
-	 *
-	 * http://stackoverflow.com/questions/8321620/array-unique-vs-array-flip
-	 * http://php.net/manual/en/function.array-unique.php
-	 *
-	 * @param  $array
-	 * @return $array
-	 */
-	public static function fast_array_unique($array)
-	{
-		$array = array_keys(array_flip($array));
-
-		return $array;
-	}
+    
+    /**
+     * Remove the duplicates from an array.
+     *
+     * This is faster version than the builtin array_unique().
+     *
+     * Notes on time requirements:
+     *   array_unique -> O(n log n)
+     *   array_flip -> O(n)
+     *
+     * http://stackoverflow.com/questions/8321620/array-unique-vs-array-flip
+     * http://php.net/manual/en/function.array-unique.php
+     *
+     * @param  $array
+     * @return $array
+     */
+    public static function fast_array_unique($array)
+    {
+        $array = array_keys(array_flip($array));
+
+        return $array;
+    }
 
     /**
      * Access an array index, retrieving the value stored there if it