python : bind the new timeline_object functions
python : bind the new timeline_object functions

    + move_to_layer
    + is_moving_from_layer
    + set_moving_from_layer

cfoch/gst-editing-services,volodymyrrudyi/gst-editing-services,volodymyrrudyi/gst-editing-services,cfoch/gst-editing-services,pitivi/gst-editing-services,pitivi/gst-editing-services,pitivi/gst-editing-services,volodymyrrudyi/gst-editing-services,cfoch/ges,pitivi/gst-editing-services,cfoch/ges,cfoch/ges,cfoch/gst-editing-services,cfoch/gst-editing-services,cfoch/ges