WRU insists Warren Gatland will stay with Wales amid interest from England

• ‘ Anyone wishing to speak to him would be obliged to seek permission’• Wales hopeful Gatland will not be swayed by inflated salary at RFUThe Welsh Rugby Union has said it has not received an approach from Twickenham to speak to its head coach, Warren Gatland, about taking over from Stuart Lancaster and would not welcome one.Gatland, who has been in charge of Wales for eight years, is under contract until the end of the 2019 World Cup after last year signing an extension that boosted his salary to around £450,000 a year. It would cost the Rugby Football Union some £1.5m to buy him…