Added sample swarm
Merge remote-tracking branch 'upstream/master' into npc-73
Merge remote-tracking branch 'upstream/master' into npc-73
Added example swarm JSON file. Updated run_swarm to generate the description.py and permutations.py for you automatically if you run it with a JSON file.
Merge pull request #224 from rmarianetti/npc-73

npc 73