Update the Calendar Class
diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst
index 3fa27ff..5da0330 100644
--- a/user_guide_src/source/changelog.rst
+++ b/user_guide_src/source/changelog.rst
@@ -184,7 +184,7 @@
       - Server version checking is now done via ``mysqli::$server_info`` instead of running an SQL query.
       - Added persistent connections support for PHP >= 5.3.
       - Added support for ``backup()`` in :doc:`Database Utilities <database/utilities>`.
-      - Changed methods ``trans_begin()``, ``trans_commit()`` and ``trans_rollback()`` to use the PHP API instead of sending queries.	
+      - Changed methods ``trans_begin()``, ``trans_commit()`` and ``trans_rollback()`` to use the PHP API instead of sending queries.
 
    -  Improved support of the PDO driver, including:
 
@@ -278,6 +278,11 @@
       -  Added **file_ext_tolower** config setting.
       -  Added **mod_mime_fix** option to disable suffixing multiple file extensions with an underscore.
 
+   -  :doc:`Calendar library <libraries/calendar>` changes include:
+
+      -  Add configuration to generate days of other months instead of blank cells
+      -  Auto set the *next_prev_url* if is empty and the *show_prev_next* is set to TRUE
+
    -  :doc:`Cart library <libraries/cart>` changes include:
 
       -  ``insert()`` now auto-increments quantity for an item when inserted twice instead of resetting it, this is the default behaviour of large e-commerce sites.