[css-grid] Per WG resolution, recommend 10k tracks in each direction as a minimum. Also fix Bikeshed errors. Fixes #2261.

tabatkins · tabatkins · commit fd4149e0acad · 2018-03-26T11:00:32.000-07:00
diff --git a/css-grid-1/Overview.bs b/css-grid-1/Overview.bs
@@ -929,7 +929,7 @@ Clamping Overly Large Grids</h3>
 	Since memory is limited,
 	UAs may clamp the possible size of the <a>grid</a>
 	to be within a UA-defined limit
-	(which should be at least one million tracks),
+	(which should be at least ten thousand tracks on each side of line 1),
 	dropping all lines outside that limit.
 	If a grid item is placed outside this limit,
 	its grid area must be <a>clamped</a> to within this limited grid.
@@ -4294,8 +4294,6 @@ Clarifications</h4>
 				that span across its corresponding <a>grid line</a></ins>.
 			</blockquote>
 			<blockquote>
-				<h3>Track Sizing Terminology</h3>
-
 				<p class="note"><ins>Note: Remember that <a href="#gutters">gutters</a> are treated as fixed-size tracks--
 				tracks with their min and max sizing functions both set to the gutter’s used size--
 				for the purpose of the grid sizing algorithm.
@@ -4314,7 +4312,7 @@ Major Changes</h4>
 
 	<ul>
 		<li id="change-2016-defer-subgrid">
-			Deferred ''subgrid'' feature to Level 2
+			Deferred <css>subgrid</css> feature to Level 2
 			due to lack of implementation and desire for further discussion.
 			(<a href="https://github.com/w3c/csswg-drafts/issues/958">Issue 958</a>)
 
