Improve UI

Highlight future transactions
clarify settings are for budget

web/account.html

@@ -13,7 +13,7 @@
 </div>
 <table class="container col-lg-12" id="content">
     {{range .Transactions}}
-    <tr>
+    <tr class="{{if .Date.After now}}future{{end}}">
         <td>{{.Date.Format "02.01.2006"}}</td>
         <td>
             {{.Account}}