Brian S. Stephan 5913a95165 Markov: append a stop if we have nothing to append from a chain
somehow a chain led us down a path where there are no values for
the keys in the chain. if that happens, just abort.

i'm not quite sure how this could happen
2011-03-17 17:24:11 -05:00
..
2011-02-23 19:40:06 -06:00
2011-02-25 23:11:04 -06:00