Detected deprecated or replaced stuff

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coming release: PMA_blowfish_decrypt()

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1. some images
2. Horde_Cipher_blowfish, PMA_blowfish_encrypt and PMA_blowfish_decrypt
3. removed functions: plugin_localFN(), plugin_locale_xhtml(), plugin_email(), plugin_link(), plugin_render(), setCorrectLocale(), io_runcmd(), p_wiki_xhtml_summary(), p_cached_xhtml(), search_callback(), search_backlinks(), search_fulltext(), search_regex()
4. tpl_getFavicon() --> tpl_getMediaFile()
5. DOKU_TPL DOKU_TPLINC
6. RTL CSS mode
7. removed deprecated global $NS
8. removed deprecated action ”(un)subscribens
9. escapeQuotes() javascript
10. html_attbuild(), use buildAttributes() instead
11. deprecated javascript see compatibility.js
12. Deprecated style.local.ini

(see also https://www.dokuwiki.org/devel:releases)

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• 13. https://www.dokuwiki.org/weatherwax_fetchchange_plugins

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• 14. https://bugs.dokuwiki.org/index.php?do=details&task_id=2647 global $NS

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• 15. http_sendfile returns void instead of boolean (dokuwiki/dokuwiki#581)