Added BETA to homepage

Author: emfrick

public/index.html

@@ -19,7 +19,7 @@
                 <span class="icon-bar"></span>
                 <span class="icon-bar"></span>
             </button>
-            <a class="navbar-brand" href="/">Ledger</a>
+            <a class="navbar-brand" href="/">Ledger (BETA)</a>
         </div>
 
         <!-- Collect the nav links, forms, and other content for toggling -->