Merged in fix/SW-378-footer-language-switcher (pull request #579)

fix(SW-378): Added close button to footer language switcher and made it slide up from below

Approved-by: Fredrik Thorsson
Approved-by: Matilda Landström

i18n/dictionaries/sv.json

@@ -101,6 +101,7 @@
   "Log in here": "Logga in här",
   "Log in/Join": "Logga in/Gå med",
   "Log out": "Logga ut",
+  "Main menu": "Huvudmeny",
   "Manage preferences": "Hantera inställningar",
   "Map": "Karta",
   "Map of HOTEL_NAME": "Map of {hotelName}",