Changes amount directive scope values to bind to parent scope property

src/js/directives/amount.js

@@ -11,8 +11,8 @@ angular.module('bitcoincom.directives')
     return {
       restrict: 'E',
       scope: {
-        value: '@',
+        value: '=',
-        currency: '@'
+        currency: '='
       },
       templateUrl: 'views/includes/amount.html',
       controller: ['$scope', function($scope) {

www/views/review.html

@@ -69,8 +69,8 @@
     <div class="fee-crypto"
       ng-init="fee = {value: '0.00195823', currency: 'BCH'};">
       <amount
-        value="{{fee.value}}"
+        value="fee.value"
-        currency="{{fee.currency}}"></amount>
+        currency="fee.currency"></amount>
     </div>
   </div>