Cleanup of stray spaces and tabs
diff --git a/system/core/Model.php b/system/core/Model.php
index 16c4e7d..ebbb0fb 100644
--- a/system/core/Model.php
+++ b/system/core/Model.php
@@ -37,11 +37,11 @@
 	{
 		// If the magic __get() or __set() methods are used in a Model references can't be used.
 		$this->_assign_libraries( (method_exists($this, '__get') OR method_exists($this, '__set')) ? FALSE : TRUE );
-		
+
 		// We don't want to assign the model object to itself when using the
 		// assign_libraries function below so we'll grab the name of the model parent
 		$this->_parent_name = ucfirst(get_class($this));
-		
+
 		log_message('debug', "Model Class Initialized");
 	}
 
@@ -50,17 +50,17 @@
 	 *
 	 * Creates local references to all currently instantiated objects
 	 * so that any syntax that can be legally used in a controller
-	 * can be used within models.  
+	 * can be used within models.
 	 *
 	 * @access private
-	 */	
+	 */
 	function _assign_libraries($use_reference = TRUE)
 	{
-		$CI =& get_instance();				
+		$CI =& get_instance();
 		foreach (array_keys(get_object_vars($CI)) as $key)
 		{
 			if ( ! isset($this->$key) AND $key != $this->_parent_name)
-			{			
+			{
 				// In some cases using references can cause
 				// problems so we'll conditionally use them
 				if ($use_reference == TRUE)
@@ -74,7 +74,7 @@
 					$this->$key = $CI->$key;
 				}
 			}
-		}		
+		}
 	}
 
 }