Added short links for colour picker 
Added short links for colour picker 

Added short links for colour picker for use across webdev and Python projects. Trinket currently, but could be a Code Club / RPi page in future.
CodeClub/plinky,CodeClub/plinky,RaspberryPiFoundation/plinky,RaspberryPiFoundation/plinky,RaspberryPiFoundation/plinky