Two small questions about a packages

router on MT5.14 is connected to adsl ISP by pppoe. my users are connected by pptp.
router have installed routing-pkg, but i doubt - do i need this pkg?

This link suggests you may not need it: http://wiki.mikrotik.com/wiki/Manual:System/Packages

routing is only required if routing protocols (such as BGP & OSPF) are used.