Thanks guys!

As for an ETA, seeing as its christmas I might not get to do much today but I'll try. I want to compile a small but nice graphic mod as well as include the relevant tools, documentation, and write up a simple description of how to do this. The weird (but lucky) thing is that the graphic modding is not really that difficult..
I need to work on the periscope bitmaps so they blend more with the rest of the room graphics. Those files are completely independant from each other.
@Silent Otto:
Sure enough, you can modify the graphics of all the awards. I am going to write up the procedure and share, when I can. The pictures all exist in compressed BMP format. I extracted the higher awards / iron crosses here: