Prevent wrapping on long file names.

Fix formatting.

lib/gollum/frontend/public/gollum/css/_styles.css

@@ -1,6 +1,6 @@
-/* Just some base styles not needed for example to function */
-*, html { font-family: Verdana, Arial, Helvetica, sans-serif; }
-
+*, html {
+  font-family: Verdana, Arial, Helvetica, sans-serif;
+}
 
 #results a:hover {
   background-color: #4c4c4c;
@@ -13,9 +13,8 @@
 }
 
 #home_button .minibutton {
-/* controls size of home btn */
-font-size: 1em;
-text-align: center;
+  font-size: 1em;
+  text-align: center;
 }
 
 #results {
@@ -24,16 +23,22 @@ text-align: center;
   left: 10px;
 }
 
-
-body, form, ul, li, p, h1, h2, h3, h4, h5
-{
+body, form, ul, li, p, h1, h2, h3, h4, h5 {
   margin: 0;
   padding: 0;
 }
-body { background-color: #606061; color: #ffffff; margin: 0; }
-img { border: none; }
-p
-{
+
+body {
+  background-color: #606061;
+  color: #ffffff;
+  margin: 0;
+}
+
+img {
+  border: none;
+}
+
+p {
   font-size: 1em;
   margin: 0 0 1em 0;
 }
@@ -43,6 +48,11 @@ body { font-size: 1em; /* Sets base font size to 16px */ }
 table { font-size: 100%; /* IE hack */ }
 input, select, textarea, th, td { font-size: 1em; }
 
+/* Prevent wrapping on large file names. */
+li.file {
+  white-space: nowrap;
+}
+
 /* CSS Tree menu styles */
 ol.tree
 {