memory: go tickless
packet: go tickless
rat: go tickless
link: go tickless
delay: go tickless
receiver: go tickless
rat: calculate next_event_time
utility: calculate raw throughput instead of fraction of fair share
sendergang: go tickless
link: add next_event_time
delay: add next_event_time
Correct sense of switchedsender comparison
Work in progress -- deadlocks
Successfully runs, but with different performance (50%) on existing rat
utility: Fix accounting error
Remove spurious synthetic.dna
(Re-)normalize displayed throughputs by fair share

We do this so that Remy can intelligently compare objective functions
across networks with different workloads and different speeds. Taking
the raw average would give greater weight to improvements on networks
with certain workloads.
Get rid of most debugging output
Put -pthread in CPPFLAGS where it belongs