implement localization

lang/es.json

@@ -321,5 +321,13 @@
     "or, enter the code manually": "o introduce el código manualmente",
     "pending": "pendiente",
     "recording": "grabando",
+    "Arabic": "Árabe",
+    "Change language": "Cambiar idioma",
+    "Choose the language used across Nyone.": "Elige el idioma usado en Nyone.",
+    "English": "Inglés",
+    "Interface language": "Idioma de la interfaz",
+    "Language": "Idioma",
+    "Persian": "Persa",
+    "Spanish": "Español",
     "unknown": "desconocido"
 }