Refactor docs

Author: wooorm

readme.md

@@ -1,7 +1,5 @@
 # mdast-util-heading-style [![Build Status][build-badge]][build-status] [![Coverage Status][coverage-badge]][coverage-status] [![Chat][chat-badge]][chat]
 
-<!--lint disable list-item-spacing heading-increment list-item-indent-->
-
 Get the style of an [**MDAST**][mdast] heading.
 
 ## Installation
@@ -12,9 +10,6 @@ Get the style of an [**MDAST**][mdast] heading.
 npm install mdast-util-heading-style
 ```
 
-**mdast-util-heading-style** is also available as an AMD, CommonJS, and
-globals module, [uncompressed and compressed][releases].
-
 ## Usage
 
 ```js
@@ -76,8 +71,6 @@ A comment marker.
 
 [chat]: https://gitter.im/wooorm/remark
 
-[releases]: https://github.com/wooorm/mdast-util-heading-style/releases
-
 [license]: LICENSE
 
 [author]: http://wooorm.com