One of the country’s worst schools is being transformed after reopening under new leadership, staff say. Strict rules on lateness and behaviour, a no make-up policy and the introduction of a library – something pupils were previously without – are among the changes brought in at what was the Oasis Academy. The secondary, on the Isle of Sheppey, hit the national headlines last year when staff walked out over fears for their safety. It came after a damning Ofsted report in which the school was rated “inadequate”, which painted a shocking picture of bullies running out of control, “foul, homophob…