Yes there is. Its kinda of easy actually, but you will have to put the picture in each and every race folder. Then go to the ship size text file, and create the file. Then tell the file to use X.bitmap. Thats how I do it, and it works fine for me. Just takes a long time to set up thats all.
------------------
"We've made too many compromises already, too many retreats! They invade our space and we fall back -- they assimilate entire worlds and we fall back! Not again! The line must be drawn here -- this far, no further! And I will make them pay for what they've done!" -- Patric Stewart as Captain Picard
UCP/TCO Ship Yards