[css-tables-3] Editorial fixes

Author: xfq

css-tables-3/Overview.bs

@@ -53,7 +53,7 @@ spec:filter-effects-1; type:property; text:filter
 		are best visually represented in a two-axis grid
 		where rows represent one item of the list
 			(ex: a date, and the various weather properties measured during that day),
-		and where columns represent the successive values of an items property
+		and where columns represent the successive values of an item's property
 			(ex: the temperatures measured over the past year).
 
 	Sometimes, to make the representation easier to understand,
@@ -79,7 +79,7 @@ spec:filter-effects-1; type:property; text:filter
 		but such behaviors are often the result of compatibility requirements and not a deliberate choice
 		of the editors of this specification.
 	Authors wishing to use more complex layouts
-		are encouraged to rely on more modern CSS modules such as CSS Grids.
+		are encouraged to rely on more modern CSS modules such as CSS Grid.
 
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@@ -157,10 +157,10 @@ spec:filter-effects-1; type:property; text:filter
 		<dt><dfn>table-row-group</dfn> (equivalent to HTML: &lt;tbody&gt;)
 		<dd>Specifies that an element groups some amount of rows. 
 
-			Unless explicitly mentioned otherwise, mentions of table-row-groups in this spec also encompass the specialized table-header-groups and table-footer-groups.
+			Unless explicitly mentioned otherwise, mentions of [=table-row-groups=] in this spec also encompass the specialized [=table-header-groups=] and [=table-footer-groups=].
 
 		<dt><dfn>table-header-group</dfn> (equivalent to HTML: &lt;thead&gt;)
-		<dd>Like table-row-group but, for layout purposes,
+		<dd>Like [=table-row-group=] but, for layout purposes,
 			the first such row group is always displayed before all other rows and row groups.
 
 			<div class="advisement">
@@ -170,7 +170,7 @@ spec:filter-effects-1; type:property; text:filter
 			</div>
 
 		<dt><dfn>table-footer-group</dfn> (equivalent to HTML: &lt;tfoot&gt;)
-		<dd>Like table-row-group but, for layout purposes,
+		<dd>Like [=table-row-group=] but, for layout purposes,
 			the fist such row group is always displayed after all other rows and row groups.
 
 			<div class="advisement">
@@ -273,7 +273,7 @@ spec:filter-effects-1; type:property; text:filter
 
 				Each row of the grid might correspond to a <a>table-row</a>, and each column to a <a>table-column</a>.
 
-			<dt><dfn id="slot">slot</dfn> of the table grid.
+			<dt><dfn id="slot">slot</dfn> of the table grid
 			<dd>
 				A <a>slot</a> <code>(r,c)</code> is an available space created
 					by the intersection of a row <code>r</code> and a column <code>c</code> in the <a>table grid</a>.