When dropping items the inventory item description correctly updates

git-svn-id: http://svn.net-core.org/repos/t-engine4@3549 51575b47-30f0-44d4-a5cc-537603b46e54

game/engines/default/engine/dialogs/ShowInventory.lua

@@ -76,6 +76,7 @@ function _M:use(item)
 		dont_end = self.action(item.object, item.item)
 	end
 	self:generateList()
+	self:select(self.c_list.list[self.c_list.sel])
 	if not dont_end then game:unregisterDialog(self) end
 end