Seems to be working.  Existing unit tests updated.  New ones needed
additional unit test.  improved error message
add maxAttempts to initialization from sequencenodeprovider.  fix unit tests, add integration test around get node
change containerConfig to activityConfig.  wip of Young's code review.
applied Young's code review suggestions
changing attemptsRemaining to attemptsMade
handle missing nodeResults array
Merge pull request #21 from lbondaryk/1368_num_attempts

1368 num attempts