powertac/factored-customer — pull request #9 by preddy (2012-05-21 04:45:30+00:00)
Title: Fixed allocation logic for small multicontracting populations.

We were over-allocating the population when we have small populations and were faced with some number of identical tariffs. This later caused us to try to unsubscribe that fictional population on a non-existent subscription which caused an NPE.