Fix showing QR code on address list when it shouldn't

index.html

@@ -410,7 +410,7 @@
       <div class="addresses" ng-controller="AddressesController">
         <div ng-show='$root.wallet.isReady()'>
           <div class="row">
-            <div class="large-9 medium-12 columns" ng-if="addresses[0]">
+            <div class="large-9 medium-12 columns" ng-if="!!(addresses|removeEmpty).length">
               <div class="large-8 medium-8 columns" ng-init="showAll=0">
                 <a class="panel radius db" ng-repeat="addr in addresses|removeEmpty|limitAddress:showAll"
                   ng-click="selectAddress(addr)"
@@ -458,7 +458,7 @@
                 </p>
               </div>
             </div>
-            <div class="columns text-center m10t" ng-class="{'large-3' : !!addresses[0]}">
+            <div class="columns text-center m10t" ng-class="{'large-3' : !!(addresses|removeEmpty).length}">
               <p> Create a New <strong> Address </strong> </p>
               <button class="secondary radius expandi new-address" ng-click="newAddr()"
                 ng-disabled="loading" loading="Creating"> Create </button>

js/filters.js

@@ -19,6 +19,7 @@ angular.module('copayApp.filters', [])
   })
   .filter('removeEmpty', function() {
     return function(elements) {
+      elements = elements || [];
       // Hide empty addresses from other copayers
       return elements.filter(function(e) {
         return e.owned || e.balance > 0;

test/unit/filters/filtersSpec.js

@@ -75,6 +75,11 @@ describe('Unit: Testing Filters', function() {
       expect(removeEmpty([]).length).to.equal(0);
     }));
 
+    it('should work with undefined', inject(function($filter) {
+      var removeEmpty = $filter('removeEmpty');
+      expect(removeEmpty(undefined).length).to.equal(0);
+    }));
+
     it('should filter empty addresses from other copayers', inject(function($filter) {
       var removeEmpty = $filter('removeEmpty');
       var addresses = [{