Update README.md - cssdb stage

jonathantneal · web-flow · commit 77c5e7f363c3 · 2018-05-14T16:55:40.000-04:00
diff --git a/README.md b/README.md
@@ -1,4 +1,4 @@
-# postcss-selector-not [![CSS Standard Status](https://jonathantneal.github.io/css-db/badge/selectors-negation.svg)](https://jonathantneal.github.io/css-db/#selectors-negation) [![Build Status](https://travis-ci.org/postcss/postcss-selector-not.svg?branch=master)](https://travis-ci.org/postcss/postcss-selector-not)
+# postcss-selector-not [![CSS Standard Status](https://cssdb.org/badge/not-pseudo-class.svg)](https://cssdb.org/#not-pseudo-class) [![Build Status](https://travis-ci.org/postcss/postcss-selector-not.svg?branch=master)](https://travis-ci.org/postcss/postcss-selector-not)
 
 > PostCSS plugin to transform `:not()` W3C CSS leve 4 pseudo class to :not() CSS level 3 selectors
 

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`1`		`-# postcss-selector-not [![CSS Standard Status](https://jonathantneal.github.io/css-db/badge/selectors-negation.svg)](https://jonathantneal.github.io/css-db/#selectors-negation) [![Build Status](https://travis-ci.org/postcss/postcss-selector-not.svg?branch=master)](https://travis-ci.org/postcss/postcss-selector-not)`
	`1`	`+# postcss-selector-not [![CSS Standard Status](https://cssdb.org/badge/not-pseudo-class.svg)](https://cssdb.org/#not-pseudo-class) [![Build Status](https://travis-ci.org/postcss/postcss-selector-not.svg?branch=master)](https://travis-ci.org/postcss/postcss-selector-not)`
`2`	`2`
`3`	`3`	> PostCSS plugin to transform `:not()` W3C CSS leve 4 pseudo class to :not() CSS level 3 selectors
`4`	`4`