Update for Doxygen CSS changes

docs/extra.less

@@ -127,7 +127,7 @@ div.headertitle,.note code,.pre code,.post code,.invariant code,.warning code,.a
 	display:none;
 }
 
-html,#titlearea,.footer,tr.even,.directory tr.even,.doxtable tr:nth-child(even),tr.markdownTableBody:nth-child(even),.mdescLeft,.mdescRight,.memItemLeft,.memItemRight,code {
+html,#titlearea,.footer,tr.even,.directory tr.even,.doxtable tr:nth-child(even),tr.markdownTableBody:nth-child(even),.mdescLeft,.mdescRight,.memItemLeft,.memItemRight,code,.markdownTableRowEven {
 	background:@header-footer-background-color;
 }