Create cantabria.json

Thanks to @danipuertas #195 
PS: I didn't add the tag on Cantabria because I really don't know how it works in this moment. Also, `"tags": ["Gobierno", ""]` don't looks a good tag in my opinion. Maybe I wrong.

_data/comunidades/cantabria.json

@@ -0,0 +1,15 @@
+{
+  "name": "Cantabria",
+  "webs": [
+    {
+      "url": "www.cantabria.es",
+      "name": "Cantabria",
+      "twitter": "cantabriaes"
+    },
+    {
+      "url": "www.scsalud.es",
+      "name": "Servicio Cántabro Salud",
+      "twitter": "scsalud"
+    }
+  ]
+}