Edited pc049a_top.vhd in order to only build the IPBus ( not the White Rabbit ) cores by default. Reduces power dissipation and keeps chip cooler.



git-svn-id: https://svn2.phy.bris.ac.uk/svn/uob-hep-pc049a/trunk@30 e1591323-3689-4d5a-aa31-d1a7cbdc5706