Fixing Strict issue array issue introduced with #2707123

 Only variables should be passed by reference in views_natural_sort_views_natural_sort_get_rebuild_data()  

views_natural_sort.module

@@ -93,8 +93,8 @@ function views_natural_sort_views_natural_sort_get_rebuild_data($entry_type){
   $data = array();
 
   foreach ($entity_ids as $entity_id) {
-    $entity = reset(entity_load($entry_type['entity_type'], array($entity_id)));
-
+    $results = entity_load($entry_type['entity_type'], array($entity_id));
+    $entity = reset($results);
     $data[] = array(
       'eid' => $entity_id,
       'entity_type' => $entry_type['entity_type'],

views_natural_sort_text_field.module

@@ -79,7 +79,8 @@ function views_natural_sort_text_field_views_natural_sort_get_rebuild_data($entr
   }
 
   foreach ($entity_ids as $entity_id) {
-    $entity = reset(entity_load($entry_type['entity_type'], array($entity_id)));
+    $results = entity_load($entry_type['entity_type'], array($entity_id));
+    $entity = reset($results);
     $entries = _views_natural_sort_text_field_to_vns($entry_type['entity_type'], $entity, $field);
     if (!empty($entries)) {
       $data = array_merge($data, $entries);