Update languages list

program/localization/index.inc

@@ -80,6 +80,7 @@ $rcube_languages = array(
     'ms_MY' => 'Malay (Bahasa Melayu)',
     'ml_IN' => 'Malayalam (മലയാളം)',
     'mr_IN' => 'Marathi (मराठी)',
+    'mn_MN' => 'Mongolic (Монгол)',
     'ne_NP' => 'Nepali (नेपाली)',
     'nb_NO' => 'Norwegian (Bokmål)',
     'nn_NO' => 'Norwegian (Nynorsk)',
@@ -124,6 +125,7 @@ $rcube_language_aliases = array(
     'da' => 'da_DK',
     'de' => 'de_DE',
     'ee' => 'et_EE',
+    'es' => 'es_ES',
     'et' => 'et_EE',
     'el' => 'el_GR',
     'en' => 'en_US',
@@ -147,6 +149,7 @@ $rcube_language_aliases = array(
     'lb' => 'lb_LU',
     'ne' => 'ne_NP',
     'no' => 'nn_NO',
+    'mn' => 'mn_MN',
     'ms' => 'ms_MY',
     'mr' => 'mr_IN',
     'ml' => 'ml_IN',