Commit 64ecfa53a9fa3109a137d52cc7251c30b2576ebe

Con Kolivas 2013-04-08T11:32:24

Revert "Use only 2 queued work arrays in avalon." This reverts commit 0ea9d68d6786473b641bc377651b908aeeab06a2. This was leading to failure to find work items on block changes.