By Milo Boyd Hotel chains have been criticised after prices spiked ahead of a memorial day for Dave Myers. The beloved Hairy Biker will be honoured on June 8 through a mass motorcycle ride that is expected to see thousands of fans hit the road from London to Barrow-in-Furness in his memory. The popularity of what has become known as Dave Day – which includes an all day, town centre public concert – has meant accommodation in the Cumbria town is in very short supply. So much so, many kind-hearted locals have offered their spare rooms and sofas for free to those making the trip. Some unhappy bik…