Fixed line height issues in headings

app/assets/stylesheets/scaffolds.css.scss

@@ -80,6 +80,7 @@ a.button, a.button:visited {
 
 .feed_title {
   font-size: 2.0em;
+  line-height: 1.1em;
 }
 
 table {
@@ -103,6 +104,7 @@ th {
 h1 {
   font-size: 3.2em;
   font-weight: normal;
+  line-height: 1.2em;
   margin: 10px 0 40px 0;
 }