Add translation into Spanish

CHANGES.rst

@@ -8,6 +8,7 @@ in progress
 - Add translation into Polish. Thanks, Piotr and friends!
 - Add translation into Norwegian. Thanks, Allan!
 - Add translation into Catalan. Thanks, Pau!
+- Add translation into Spanish. Thanks, Roberto!
 
 2018-02-06 0.6.0
 ----------------

src/js/main.js

@@ -28,49 +28,53 @@ $(document).ready(function() {
             },
             */
             {
-                "type": "po",
-                "label": "French",
-                "path": "po/fr.po"
+                "type": "ca",
+                "label": "Catalan",
+                "path": "po/ca.po"
             }, {
                 "type": "po",
                 "label": "English",
                 "path": "po/en.po"
+            }, {
+                "type": "eo",
+                "label": "Esperanto",
+                "path": "po/eo.po"
+            }, {
+                "type": "po",
+                "label": "French",
+                "path": "po/fr.po"
             }, {
                 "type": "po",
                 "label": "German",
                 "path": "po/de.po"
+            }, {
+                "type": "it",
+                "label": "Italian",
+                "path": "po/it.po"
             }, {
                 "type": "po",
                 "label": "Japanese",
                 "path": "po/jp.po"
-            }, {
-                "type": "eo",
-                "label": "Esperanto",
-                "path": "po/eo.po"
-            }, {
-                "type": "ru",
-                "label": "Russian",
-                "path": "po/ru.po"
             }, {
                 "type": "cmn",
                 "label": "Mandarin Chinese",
                 "path": "po/cmn.po"
             }, {
-                "type": "it",
-                "label": "Italian",
-                "path": "po/it.po"
+                "type": "no",
+                "label": "Norwegian Bokmål",
+                "path": "po/nb_NO.po"
             }, {
                 "type": "pl",
                 "label": "Polish",
                 "path": "po/pl.po"
             }, {
-                "type": "no",
-                "label": "Norwegian Bokmål",
-                "path": "po/nb_NO.po"
+                "type": "ru",
+                "label": "Russian",
+                "path": "po/ru.po"
             }, {
-                "type": "ca",
-                "label": "Catalan",
-                "path": "po/ca.po"
+                "type": "es",
+                "label": "Spanish",
+                "path": "po/es.po"
             }
         ]
     });