Fix raiden api's settle() function
Fix raiden api's settle() function

tomashaber/raiden,tomaaron/raiden,charles-cooper/raiden,hackaugusto/raiden,tomaaron/raiden,tomashaber/raiden,tomashaber/raiden,tomashaber/raiden,tomashaber/raiden,charles-cooper/raiden,hackaugusto/raiden,tomaaron/raiden,tomaaron/raiden