test showing Columns.move_cursor_to_coords not handling left/right

--HG--
branch : stable-1.1
extra : transplant_source : %8A%9E%E7%FE%27%A98%A7%92%BCY%9A%9D%5CY%3Bwi%A1%C5
second fix for Columns.move_cursor_to_coords

--HG--
branch : stable-1.1