0.18:
-----
 * Prepare for Serendipity Styx 4.4.0 - expandable hooked sidebar links

0.17:
-----
 * Improve backend markup indents for Serendipity Styx 4.3.0

0.16:
-----
 * Improve backend main content markup indents for Styx 4.3

0.15:
----
 * Fix some entry form markup for 2.0 consistency
 * Fix some startup uninitialized variable checks for PHP 8
 * Message consistency
 * SQL Preparation fixes for Styx PHP 8 debug sets and upcoming PHP 8.1 MYSQLI_REPORT_STRICT

0.14:
-----
 * Fixup an old S9y Series 1 message variable
 * Raises serendipity requirement to 2.0

0.13:
----
 * Fix possible PHP 7 warning for parameter must implement Countable

0.12:
----
 * Up for Smarty3

Before:
-------
 * latest: Smarty3 forward compatibility