Support filename for project in the controller

gns3server/controller/__init__.py

@@ -217,9 +217,10 @@ class Controller:
         topo_data.pop("revision")
         topo_data.pop("type")
 
-        project = yield from self.add_project(path=os.path.dirname(path), status="closed", **topo_data)
+        project = yield from self.add_project(path=os.path.dirname(path), status="closed", filename=os.path.basename(path), **topo_data)
         if load:
             yield from project.open()
+        return project
 
     @property
     def projects(self):