Relevant commits from other repositories:
wrpc-sw 	8bca95be (tag wrpc-2.0)
ptp-noposix 	b426591a (no tag, but is a submodule)
wr-cores	6a20635e (tag wrpc-2.0)

For information about how to compile the wr-cores:
http://www.ohwr.org/attachments/1512/wrpc.pdf