 England's young team won a famous victory in testing conditions to end a 10-year Six Nations hoodoo in Dublin.Four penalties from the boot of Owen Farrell saw them hold off a fierce Irish onslaught and move top of the championship table in what was the lowest-scoring match since the Five Nations became the Six Nations in 2000.England's dreams of a first Grand Slam in a decade live on after they survived a bruising, breathless battle at a freezing Twickenham.