* item_selected and item_focused docs incorrectly had 'id' as the parameter. Changed to
'index'.
* Fix parameter name in ADD_SIGNAL callin code.
(cherry picked from commit a8de034f78)
* item_selected and item_focused docs incorrectly had 'id' as the parameter. Changed to
'index'.
* Fix parameter name in ADD_SIGNAL callin code.
(cherry picked from commit a8de034f78)