By Joe Skipper and Steve Gorman CAPE CANAVERAL, Fla. (Reuters) – Four astronauts, three from NASA and one from the European Space Agency, arrived ahead of schedule at the International Space Station (ISS) on Wednesday and docked their SpaceX capsule, just two days after the last crew to depart the orbiting outpost returned to Earth. Rendezvous of the Crew Dragon capsule with the station less than 13 hours after launch of the astronauts from NASA’s Kennedy Space Center in Cape Canaveral, Florida, also marked one of the fastest flights by Elon Musk’s SpaceX to the ISS from liftoff to docking, NA…