New command: do_log(page).

This new command displays the last revisions of the page.

TODO: specific formatter (it should display the history like git log).

weboob/applications/webcontentedit/webcontentedit.py

@@ -113,3 +113,11 @@ class WebContentEdit(ReplApplication):
 
         if len(errors.errors) > 0:
             raise errors
+
+    def do_log(self, line):
+        for id in line.split():
+            _id, backend_name = self.parse_id(id)
+            backend_names = (backend_name,) if backend_name is not None else self.enabled_backends
+
+        for backend, revision in self.do('iter_revisions', _id):
+            self.format(revision)