Try to avoid creating too small outputs

[nopara73]

100 ran
inputCount = 100;
userCount = 30;

MASTER

Median output count:    191
Median change count:    1
Median change percent:  0.3
Median out anonsets:    5.1
Median leftovers:       424

AVOIDING 100x LESS REPS
Median output count:    182
Median change count:    2
Median change percent:  0.2
Median out anonsets:    5.3
Median leftovers:       577

[nopara73]

Not merging this, because the intuition is not clear why this would make things better and the good results can be explained by the fact that this lowers the randomness of the algorithm.