2.0.0:
------
 * Declare strict types
 * Re-/Move UTF-8 lang file to plugin root for Styx 5.0
 * Raise requirements for Styx 5.0

1.6.3:
-----
 * Use lang API and UP

1.6.2:
    * Fix broken path to CSS + JS assets by adding serendipityHTTPPath
      to csspath + jspath
    * Add ChangeLog
    * Add link to new Prettify repository on GitHub
    * Add German lang files

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1.6.0: [and earlier: version before Changelog was started]