Left only markdown without webkit dependency

README.md

@@ -6,16 +6,7 @@ Plugin performs preview of documents written in some markup languages.
 ![Screen](util/screen.png?raw=true)
 
 ## Supported languages
-* [Asciidoctor](http://asciidoctor.org/)
-* Html
 * [Markdown](http://daringfireball.net/projects/markdown/)
-* [Textile](http://txstyle.org/)
-
-## Usage
-1. Right click on document (via project explorer or editor) and choose `Open with->Markview`.
-2. Open same document in another split.
-3. Change view format in editor's menu.
-4. Click on `?` icon near format selector to view some syntax help for selected format.
 
 ## Downloads
 Binaries can be downloaded [here](https://sourceforge.net/projects/qtc-markview/files/ "Sourceforge")