I will get a small patch out soon to fix the missing cards, textures etc. That's why its a beta If you want the denmark textures, download the attached file and run it in the SS6 data directory.
Ikusa IX: Ask JaM about Castille being there, I remember he had a good reason. JaM?
Jaccez: you can make the search and replace automated in any text editor, will take about 5 seconds
deadlyshadow187: the issue with separating them is dealing with all the new units, that have replaced old one. The building file that specifies their production will need to be updated, as well as some code for handling metallurgy upgrades. Its actually a lot of work to separate them now.