A wave of relief swept the nation earlier this week when Prime Minister Theresa May announced that in future, celebration of the life of murdered Black teenager Stephen Lawrence and the mourning of his death would be centred around just one day a year — the 22nd April each year. As the 25th anniversary of his death passed, it had been feared that government ministers, Royalty and other establishment toadies, already knelt in fawning genuflection were planning to atone…