Change the name of agent registration
Get rid of extra experiment.py
Update pytreatments
Fix tests
Make profiling run
BUGFIX: Use sample_without_repeats for NK

Numpy doesn't have this function (yet), but we put in one that works for
short arrays
Add __init__ into test folder for py.test
Add agent tests and update
ignore rope stuff
add new squish function
Minor mods and docs
Added waterline. Upgraded tests
tags
Remove comment
Move patches out
Add test scripts
Basic placement implemented
New Patch type, simplifies agents movement
Fixes for landscape generation
Neighbourhood depth