changeset = “{node}|><|{author|person}|><|{author|email}|><|{date|rfc3339date}|><|{desc}|><|{file_mods}|><|{file_adds}|><|{file_dels}|><|{file_copies}|><|{branch}|><|{tags}|><|{parents}||$||n” file_add = “A {file_add};” file_mod = “M {file_mod};” file_del = “D {file_del};” file_copy = “C {source}->{name};”