feat(neuron-wallet): enable select all

Author: Keith-CY

packages/neuron-wallet/src/locales/en.ts

@@ -26,6 +26,7 @@ export default {
         cut: 'Cut',
         copy: 'Copy',
         paste: 'Paste',
+        selectall: 'Select All',
       },
       view: {
         label: 'View',

packages/neuron-wallet/src/locales/zh.ts

@@ -26,6 +26,7 @@ export default {
         cut: '剪切',
         copy: '复制',
         paste: '粘贴',
+        selectall: '全部选中',
       },
       view: {
         label: '视图',

packages/neuron-wallet/src/utils/application-menu.ts

@@ -125,6 +125,11 @@ export const editMenuItem: MenuItemConstructorOptions = {
       label: i18n.t('application-menu.edit.paste'),
       role: 'paste',
     },
+    separator,
+    {
+      label: i18n.t('application-menu.edit.selectall'),
+      role: 'selectall',
+    },
   ],
 }