Amsterdam. Former Barcelona coach Xavi has been appointed head coach of the Netherlands national football team. 46-year-old Xavi has signed a four-year contract with the Dutch team.With this, he has become the first non-Dutch (foreign) coach to take charge of the Netherlands team since Austrian coach Ernst Happel left the post in 1978. Ronald Koeman resigned this year after being defeated by Morocco in the final 32 of the World Cup held in America. After his resignation, the Netherlands has handed over the new responsibility to Xavi.Speaking after taking charge of the Netherlands team, Xavi said, 'It is a great honor...