By Mark Trevelyan and Filipp Lebedev (Reuters) -Jailed Russian opposition leader Alexei Navalny appeared before a Supreme Court judge by video link on Thursday to argue unsuccessfully for the right to longer meal breaks and access to more books in prison. Wearing a black prison uniform and standing behind bars in a small, bare room, Navalny, 47, appeared gaunt but spoke animatedly, at length and without notes. At one point he said some prison directors were “malicious people and fascists, lunatics”, drawing a rebuke from judge Oleg Nefyodov. It was the second day running that Navalny had taken…