[ADD] Added support for 960gs - TODO: add the clear div required by 960gs in the markup + test that no classes from the framework are conflicting with roots's existing css (2)

archive.php

@@ -1,5 +1,5 @@
 <?php get_header(); ?>
-		<div id="content" class="span-24">	
+		<div id="content" class="<?php echo CONTAINER_CLASS; ?>">	
 			<div id="main" class="<?php echo get_option('roots_main_class'); ?>" role="main">
 				<div class="container">
 					<h1><?php single_cat_title(); ?></h1>
@@ -12,4 +12,4 @@
 				</div>
 			</aside><!-- /#sidebar -->
 		</div><!-- /#content -->
-<?php get_footer(); ?>
+<?php get_footer(); ?>