Add git revision info to the titlebar

experimental/webtry/css/webtry.css

 body {
   font-family: helvetica arial sans-serif;
   margin: 0;
   padding: 0;
 }
 
 img {
   box-shadow: 2px 2px 5px gray;
 }
 
@@ skipping 59 matching lines @@
 #tryHistory {
     position: absolute;
     top: 3em;
     right: 10px;
     width: 75px;
 }
 
 #tryHistory .tries {
     float: none;
 }
+
+#gitInfo {
+    float: right;
+    font-size: 70%;
+}