<p>'Nothing has changed' is what Theresa May repeatedly said at the Welsh Conservative manifesto launch in Gresford when she was accused of a U-turn during the election campaign of 2017. In fact, it was a campaign in which everything was changing: the fortunes of the political parties and their leaders along with the certainties of those involved in politics or watching it.<br><br>In his role as Political Editor for ITV Cymru Wales, Adr...