More README updates.
More README updates.

citrix-openstack-build/pecan,jdandrea/pecan,citrix-openstack-build/pecan,jimrollenhagen/pecan,StackStorm/pecan,ryanpetrello/pecan,jimrollenhagen/pecan,StackStorm/pecan,ryanpetrello/pecan,pecan/pecan,jdandrea/pecan,pecan/pecan