Set default balances

Breeze.UI/src/app/wallet/dashboard/dashboard.component.html

@@ -9,7 +9,7 @@
             <h5>Active balance</h5>
             <p class="lead">
               <!--<strong><span class="h2">29</span>.76500293</strong>-->
-              <strong>{{ confirmedBalance | coinNotation }}</strong>
+              <strong>{{ (confirmedBalance | coinNotation) || (0 | coinNotation) }}</strong>
               <small class="text-uppercase"> {{ coinUnit }}</small>
             </p>
           </div>
@@ -25,7 +25,7 @@
           <div class="col-xs-12 col-md-4 text-left">
             <h5>Unconfirmed balance</h5>
             <p class="lead">
-              <strong>{{ unconfirmedBalance | coinNotation }}</strong>
+              <strong>{{ (unconfirmedBalance | coinNotation) || (0 | coinNotation) }}</strong>
               <small class="text-uppercase"> {{ coinUnit }}</small>
             </p>
           </div>