Fix initial disabled state of fiat-related configurations

Author: chill117

src/js/config.js

@@ -431,7 +431,7 @@ app.config = (function() {
 					return app.i18n.t('configure.useFiat');
 				},
 				type: 'checkbox',
-				default: 0,
+				default: false,
 				visible: true,
 			},
 			{
@@ -443,7 +443,7 @@ app.config = (function() {
 				default: 'EUR',
 				required: true,
 				disabled: function() {
-					return app.settings.get('useFiat') === false;
+					return !app.settings.get('useFiat');
 				},
 				options: function() {
 					return _.map(app.fiatCurrencies, function(name, symbol) {
@@ -463,7 +463,7 @@ app.config = (function() {
 				required: true,
 				default: 'coinbase',
 				disabled: function() {
-					return app.settings.get('useFiat') === false;
+					return !app.settings.get('useFiat');
 				},
 				options: function() {
 					return _.map(app.services.exchangeRates.providers, function(provider, key) {

src/js/views/configure.js

@@ -139,7 +139,7 @@ app.views.Configure = (function() {
 			this.updateSelectFieldOptions('txBroadcastServices');
 		},
 		updateFiatRelatedFields: function() {
-			var useFiat = app.settings.get('useFiat') === true;
+			var useFiat = !!app.settings.get('useFiat');
 			if (useFiat) {
 				this.$inputs.fiatCurrency.removeAttr('disabled').removeProp('disabled');
 				this.$inputs.exchangeRateProvider.removeAttr('disabled').removeProp('disabled');

src/js/views/send.js

@@ -144,7 +144,7 @@ app.views.Send = (function() {
 					return app.i18n.t('send.auto-broadcast-double-spend');
 				},
 				type: 'checkbox',
-				default: 0,
+				default: false,
 				visible: true,
 			},
 			{