Filter xssing too much, minor doc fixes.

includes/derivatives.inc

@@ -91,7 +91,7 @@ function islandora_derivative_logging(array $logging_results) {
   foreach ($logging_results as $result) {
     foreach ($result['messages'] as $message) {
       if ($message['type'] === 'dsm') {
-        drupal_set_message(filter_xss(format_string($message['message'], isset($message['message_sub']) ? $message['message_sub'] : array()), isset($message['severity']) ? $message['severity'] : 'status'));
+        drupal_set_message(filter_xss(format_string($message['message'], isset($message['message_sub']) ? $message['message_sub'] : array())), isset($message['severity']) ? $message['severity'] : 'status');
       }
       else {
         watchdog('islandora', $message['message'], isset($message['message_sub']) ? $message['message_sub'] : array(), isset($message['severity']) ? $message['severity'] : WATCHDOG_NOTICE);

islandora.api.php

@@ -553,6 +553,8 @@ function hook_CMODEL_PID_islandora_datastream_access($op, $object, $user) {
  *       - severity: (Optional) A severity level / status to be used when
  *         logging messages. Uses the defaults of drupal_set_message and
  *         watchdog if not defined.
+ *   - file: A string denoting the path to the file where the function
+ *     is being called from.
  */
 function hook_islandora_derivative() {
   return array(

tests/islandora_derivatives_test.module

@@ -6,7 +6,7 @@
  */
 
 /**
- * Implements hook_islandora_CMODEL_derivative().
+ * Implements hook_islandora_CMODEL_PID_derivative().
  */
 function islandora_derivatives_test_some_cmodel_islandora_derivative() {
   return array(