Added Elm_Genlist_Item_Type.
Added elm_genlist_item_fields_update.
Added elm_genlist_item_decorate_mode_set/get.
Added elm_genlist_decorated_item_get.
Added elm_genlist_reorder_mode_set/get.
Added elm_genlist_item_type_get.
Added elm_genlist_decorate_mode_set/get.
Added elm_genlist_item_flip_set/get.
Added elm_genlist_tree_effect_enabled_set/get.
Added elm_genlist_select_mode_set/get.
Added elm_genlist_highlight_mode_set/get.
Added elm_genlist_item_select_mode_set/get.
Added events for Elm_genlist.
Added elm_genlist_multi_select_mode_set/get.