By Sam Richards It will take a young couple on a normal income 30 years to save a deposit to buy the average property in London, but there is a way to change that, writes Sam Richards London is in a housing crisis. The boom the city has experienced over the past three decades has seen the number of jobs rocket by 62 per cent and its population grow by 2m. The economic pull of the capital attracts people from all over Britain and the world seeking opportunity, including a third of all England’s immigrants. But housebuilding has failed to keep pace. The dream of home ownership has never before b…