renamed README to README.markdown

README.markdown

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+Redmine Markdown Extra formatter
+================================
+
+This is a redmine plugin for supporting Markdown Extra as a wiki format.
+
+
+What is redmine?
+----------------
+
+Redmine is a flexible project management web application.
+See [the official site](http://www.redmine.org/) for more details.
+
+
+What is Markdown Extra?
+-----------------------
+
+PHP Markdown Extra is a special version of PHP Markdown implementing some
+features currently not available with the plain Markdown syntax.
+(excerpt from http://michelf.com/projects/php-markdown/extra/)
+
+
+Prerequisites
+-------------
+
+*  Redmine >= 0.8.4
+*  BlueFeather gem - see http://ruby.morphball.net/bluefeather/index_en.html
+
+
+Installation
+------------
+
+1.  Copy the plugin directory into the vendor/plugins directory
+2.  Start Redmine
+3.  Installed plugins are listed on 'Admin -> Information' screen.
+
+
+Credits
+-------
+
+*  Junya Ogura (http://github.com/juno) for making the change to use BlueFeather library
+*  Yuki Sonoda (http://github.com/yugui) did the real work by creating the redmine_rd_formatter
+*  Jean-Philippe Lang for making the change to RedMine (based on Yuki's patch) to allow pluggable formatters
+
+
+Suggestions, Bugs, Refactoring?
+-------------------------------
+
+Fork away and create a Github Issue. Pull requests are welcome.
+http://github.com/juno/redmine_markdown_extra_formatter/tree/master