show provider of exchange rates data and map in about page

src/locales/en.js

@@ -555,6 +555,19 @@ export default {
         'Reimbursement': 'Reimbursement',
         'Other Transfer': 'Other Transfer',
     },
+    'mapprovider': {
+        'openstreetmap': 'OpenStreetMap',
+        'openstreetmap-humanitarian': 'Humanitarian OpenStreetMap Team',
+        'opentopomap': 'OpenTopoMap',
+        'opnvkarte': 'MeMoMaps',
+        'cyclosm': 'CyclOSM',
+        'cartodb': 'CARTO',
+        'tomtom': 'TomTom',
+        'googlemap': 'Google Map',
+        'baidumap': 'Baidu Map',
+        'amap': 'Amap',
+        'custom': 'User Custom',
+    },
     'error': {
         'system error': 'System Error',
         'api not found': 'Failed to request api',
@@ -781,6 +794,8 @@ export default {
     'Area Chart': 'Area Chart',
     'Column Chart': 'Column Chart',
     'Sort by': 'Sort by',
+    'Map': 'Map',
+    'Provider': 'Provider',
     'User': 'User',
     'Application': 'Application',
     'Danger Zone': 'Danger Zone',
@@ -1250,6 +1265,7 @@ export default {
     'About': 'About',
     'Build Time': 'Build Time',
     'Official Website': 'Official Website',
+    'Report Issue': 'Report Issue',
     'License': 'License',
     'An error occurred': 'An error occurred',
     'Parameter Invalid': 'Parameter Invalid',