Rename Python/unitedkingdom.txt to Python/UnitedKingdom/unitedkingdom.txt

This is the data file for UnitedKingdom.py, which lists the number of objects drawn by the file (49), then sequentially lists information for each of those objects - the number of points in the object (the first object has 2775), then the longitude, latitude and altitude for each point (in degrees, degrees and meters, respectively).