minor dropdown changes

aux-addon.lua

@@ -72,6 +72,7 @@ do
 	local index
 	function get_active_tab() return tab_info[index] end
 	function on_tab_click(i)
+		CloseDropDownMenus()
 		do (index and active_tab.CLOSE or nop)() end
 		index = i
 		do (index and active_tab.OPEN or nop)() end

tabs/search/core.lua

@@ -43,6 +43,7 @@ function USE_ITEM(item_info)
 end
 
 function set_subtab(tab)
+	CloseDropDownMenus()
     search_results_button:UnlockHighlight()
     saved_searches_button:UnlockHighlight()
     new_filter_button:UnlockHighlight()