Update skpdiff to include a name with each file.

tools/skpdiff/viewer_style.css

 body, img, div {
     font-family: Verdana;
     margin: 0;
     padding: 0;
 }
 
 table {
-    width:100%;
+    width: auto;
     border-collapse: collapse;
     border-spacing: 0;
     padding: 8px;
 }
 
 td {
     border-top: 1px solid #DDD;
-    padding: 8px;
+    padding: 16px;
 }
 thead > tr > td {
     border: none;
 }
 
 button {
     font-family: Verdana;
     font-weight: 900;
 }
 
@@ skipping 39 matching lines @@
     box-shadow: 0 0 8px black;
     background: #a9db80;
     background: -webkit-linear-gradient(top, #a9db80 0%,#96c56f 100%);
 }
 
 .commit > button:active {
     background: #96c56f;
     background: -webkit-linear-gradient(top, #96c56f 0%,#a9db80 100%);
 }
 
+.common-name {
+    vertical-align: top;
+}
+
+
 .gm-image {
     border: 1px dotted black;
 }
 
 .gm-image:hover {
     border: 1px dashed black;
 }
 
 .selected {
     background: #ffff88;
@@ skipping 73 matching lines @@
     background-color: #dc322f;
 }
 
 .result-6 {
     background-color: #2aa198;
 }
 
 .result-7 {
     background-color: #859900;
 }