Twenty Thirteen: fix a few closing container comments. Props to DrewAPicture for the initial patch. Fixes #23802.

git-svn-id: http://core.svn.wordpress.org/trunk@23755 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Thirteen: post format and link color tweaks for consistency, props joen. Fixes #23784.

git-svn-id: http://core.svn.wordpress.org/trunk@23756 1a063a9b-81f0-0310-95a4-ce76da25c4cd