backed out 648b42a75739, which was a NON-trivial whitespace commit.  It broke the Typography class's string replacements, for instance
diff --git a/user_guide/helpers/typography_helper.html b/user_guide/helpers/typography_helper.html
index e75528f..00686a3 100644
--- a/user_guide/helpers/typography_helper.html
+++ b/user_guide/helpers/typography_helper.html
@@ -71,7 +71,7 @@
 
 <h2>auto_typography()</h2>
 
-<p>Formats text so that it is semantically and typographically correct HTML. Please see the <a href="../libraries/typography.html">Typography Class</a> for more info.</p>
+<p>Formats text so that it is semantically and typographically correct HTML.  Please see the <a href="../libraries/typography.html">Typography Class</a> for more info.</p>
 
 <p>Usage example:</p>