Remove redaxscript from Wikis (#1131)

* Remove redaxscript from Wikis

redaxscript is a CMS, not a Wiki. It is already present in the CMS section.

* Fix REDAXO typo

README.md

@@ -1200,7 +1200,6 @@ See also [Documentation Generators](#documentation-generators), [Wikimatrix](htt
   * [PmWiki](http://www.pmwiki.org) - Wiki-based system for collaborative creation and maintenance of websites. `GPLv3` `PHP`
   * [Raneto](http://raneto.com/) - Raneto is an open source Knowledgebase platform that uses static Markdown files to power your Knowledgebase. `MIT` `NodeJS`
   * [Realms](http://realms.io/) - A git-backed wiki inspired by Gollum. ([Source Code](https://github.com/scragg0x/realms-wiki)) `GPLv2` `Python`
-  * [Redaxscript](http://redaxscript.com/) - Ultra lightweight website engine. ([Source Code](https://github.com/redaxmedia/redaxscript)) `GPLv3` `PHP`
   * [TiddlyWiki](http://tiddlywiki.com/) - A reusable non-linear personal web notebook. ([Source Code](https://github.com/Jermolene/TiddlyWiki5)) `BSD` `Nodejs`
   * [Tiki](https://tiki.org) - Wiki CMS Groupware with the most built-in features. ([Demo](https://tiki.org/Demo), [Source Code](https://sourceforge.net/p/tikiwiki/code/HEAD/tree/)) `LGPLv2` `PHP`
   * [TWiki](http://twiki.org/) - TWiki is a Perl-based structured wiki application, typically used to run a collaboration platform, knowledge or document management system, a knowledge base, or team portal. ([Demo](http://twiki.org/cgi-bin/view/Sandbox/WebHome), [Source Code](http://svn.twiki.org/svn/twiki/)) `GPL` `Perl`