Also pull italic variants of PT Serif.

services/web/public/stylesheets/core/variables.less

@@ -50,7 +50,8 @@
 //## Font, line-height, and color for body text, headings, and more.
 
 @import url(https://fonts.googleapis.com/css?family=Open+Sans:300,400,600,700);
-@import url(https://fonts.googleapis.com/css?family=PT+Serif:400,600,700);
+//@import url(https://fonts.googleapis.com/css?family=PT+Serif:400,600,700);
+@import url(https://fonts.googleapis.com/css?family=PT+Serif:400,400i,700,700i);
 
 @font-family-sans-serif:  "Open Sans", sans-serif;
 @font-family-serif:       "PT Serif", serif;