add test

app/views/conference/schedule.xml.haml

@@ -12,7 +12,7 @@
     - @events_xml.keys.each.with_index(1) do |day, index|
       %day{ date: day, index: index }
         - events_in_rooms = @events_xml[day].group_by(&:room)
-        - @rooms.each do |room|
+        - events_in_rooms.keys.each do |room|
           %room{ name: room.name }
             - events_in_rooms[room].each do |event|
               %event{ guid: event.guid, id: event.id }
@@ -21,7 +21,7 @@
                 %duration= length_timestamp(event.event_type.length)
                 %room= event.room.name
                 %type= event.event_type.name
-                %language= 'en' #FIXME
+                %language= ISO_639.find_by_english_name(event.language).third if event.language
                 %slug= "#{event.id} #{event.title}".parameterize
                 %title= event.title
                 %subtitle= event.subtitle