1.15:
-----
 * Prepare for Serendipity Styx 4.4.0 - expandable hooked sidebar links

1.14:
-----
 * Improve and fix markup indents for Serendipity Styx 4.3.0

1.13:
-----
 * Remove all references of deprecated feedicon (database, structure, etc)

1.12:
-----
 * Add message for cleanup and manual cleanup the authors table
 * Improve the form
 * Remove the feedicon input field for non-usage
 * Improve and fix some lang constants

1.11:
-----
 * Fix pushing/adding new author(s). Welcome to Serendipity 2.0 plus!
 * Fixup/Improve PLUGIN_AGGREGATOR_EXPIRE_BLAHBLAH [en, de] for "also fetching feeds" relation

1.10:
-----
 * Fixup some more variable usage for PHP 8.1+ (like feed array 'charset' fallback to 'UTF-8', missing md5hash, isset array parts which may be not set etc.)
 * Raises PHP requirement

1.09:
-----
 * Fixup for uncaught MYSQLI_SQL_EXCEPTION: Duplicate column name 'charset' for db_version update 4,
   not using the serendipity_db_schema_import expecting error silencer.

1.08:
-----
 * Fixup for PHP 8.1 and PHP 8.2

1.07:
-----
 * Fixup $plugin_data['p']->markup_elements check for PHP 8

1.06:
-----
 * Declare title for plugins accessing objects title, eg. entryproperties disable_markups in entry option

1.05:
-----
 * Better check variable initialization for PHP 8

1.04:
-----
 * Add error note when not having installed/enabled php-xml extension

1.03:
-----
 * Fixup some S9y Series 1 leftover variable conditioning for 1.00

1.02:
-----
 * Fix a wrong path slash including the simplePie lib

1.01:
-----
 * Fix eventData uninitialized variables check

1.00:
-----
    * Remove outdated MagPieRss library
    * Remove simplePie library for core only usage
    * Upgrade simplePie IDN Converter class
    * Extend requirement to Serendipity Styx 2.2.0
    * Use serendipity_request_url() HTTP/Request2 wrapper
    * Replace PHP 7.2 set deprecated each() usage where possible

0.44:
-----
    * Iconfont accessibility fixes

0.43:
-----
    * Check REQUEST object

0.42:
-----
    * better S9y version compat check

0.41:
-----
    * removed old Smarty2 security and display settings - extends required versions

0.40:
-----
    * Set plugin consistencies
    * Use load language API - extends required Serendipity version to v.1.6
    * Update SimplePie Lib to v. 1.4.2 - initiated with autoloader.
      This sets $item['new_feedicon'] to a null value, since Favicon
      handling has been removed, please use your own handling
    * Update MagpieRSS Lib from https://github.com/kellan/magpierss
      to 0.80a-dev plus master, since it seems MagpieRSS origin is
      not continually developed any further.
      Upddate to MagPieRSS extlib Snoopy class 1.0.0 to 2.0.0 - see
      magpierss/ChangeLog and magpierss/extlib/ChangeLog

0.31:
-----
    * Adapted backend markup for 2.0 backend (yellowled)

0.30:
-----
    * Smarty3 forward compatibility

0.29:
-----
    * By default now store aggregated entries with a "no flattr"
      attribute

0.26:
-----
    * Add ability to display feeds within a template (see inline
      documentation of the PHP file)

0.24:
-----
    * Add SimplePie as an option for the parser. (by Oliof)

0.21:
----
    * Add option to decide whether entries are published or drafted
    * Add support to suppress markup plugins for aggregated entries

0.20:
-----
    * Fixed issue when aggregator is used and caching option of
      entryprops is enabled.

0.3:
-----
    * Added MagpieRSS support [allows to parse Atom feeds] by Claus
      Schmidt <http://clsc.net/> [GPL library -- dual licensing of
      this plugin. BSD if using Onyx]

0.11:
-----
    * Fixed htmlspecialchars escaping of OPML urls (garvinhicking)

0.10:
-----
    * Introduced OPML feed export (garvinhicking)