[css-lists-3] Remove NOT READY warning since the spec is no longer an exploratory mess.

Author: fantasai

css-lists-3/Overview.bs

@@ -17,7 +17,6 @@ Previous Version: https://www.w3.org/TR/2011/WD-css3-lists-20110524/
 !Contributors: Christopher Hoess, <a href="mailto:choess@stwing.upenn.edu">choess@stwing.upenn.edu</a>
 !Contributors: Daniel Glazman, AOL-TW/Netscape, <a href="mailto:glazman@netscape.com">glazman@netscape.com</a>
 Abstract: This draft contains the features of CSS level&nbsp;3 relating to list styling. It includes and extends the functionality of CSS level&nbsp;2 [[!CSS21]]. The main extensions compared to level&nbsp;2 are a pseudo-element representing the list marker, and some new ways to position markers.
-Warning: not ready
 </pre>
 
 <pre class='link-defaults'>
@@ -1424,4 +1423,3 @@ This section documents the changes since previous publications.
 
 		<li>Allowed for <a>inline-level</a> <a>list items</a>, as introduced in [[css-display-3]].
 	</ol>
-