By Mark Gleeson CAIRO, April 6 (Reuters) - FIFA presidential candidate Prince Ali Bin Al Hussein demanded immediate change in the organization of soccer's governing body as he issued his manifesto on Monday. The Jordanian royal is one of three men who will challenge incumbent Sepp Blatter in the election on May 29. The others are former Portugal midfielder Luis Figo and Dutch FA president Michael van Praag. In his manifesto, entitled 'A FIFA Worthy of the World's Game', Prince Ali pledges to transform the organization's reputation and guarantee development. More...