Once the Intel Galileo Gen 2 Board is released these are the countries where shipping/sold to restrictions apply. Looking at the table i don't see Spain as one of the restrictions. I suggest checking the link in my previous post for updates.
GALILEO GEN 2 MM# POWER SUPPLY UNIT CANNOT BE SHIPPED OR SOLD INTO GALILEO2
934953 CUI Model: EMSA120150-P5P-SZ (12V/1.5A) Cambodia, Kenya, Kuwait, Moldavia, Nigeria, Saudi Arabia, Serbia, UAE, Uzbekistan GALILEO2.G (university) 934954 CUI Model: EMSA120150-P5P-SZ (12V/1.5A) Cambodia, Kenya, Kuwait, Moldavia, Nigeria, Saudi Arabia, Serbia, UAE, Uzbekistan GALILEO2.P
938647 Phihong Model:PSA15R-120P (12V/1.25A) no restrictions, available September 2014
Regarding your question about windows4devices kit, the kit is part of Microsoft. I suggest visiting the following link for more accurate information Windows Developer Program for IoT.