Photo by Paul Ellis – WPA Pool/Getty Images The PLP is looking towards the future, after the May elections, and about who might replace Starmer if the results make his position untenable. While the number of Labour MPs who have publicly called on him to go remains small, plenty of others have private doubts. One interesting change I’ve noticed is how the Raynerites and the Burnhamites are coagulating into a single group. Until recent weeks the differences between these two camps were quite perceptible, with the Raynerites suspicious of some of Andy Burnham’s radical ideas, particularly his commitment to electoral reform, on which he is maddeningly stubborn despite concerns across the soft left. But in the past few days, I’ve spoken to some of Rayner’s closest parliamentary allies who now say Burnham must be allowed to return to parliament and assume the role of senior partner.…