1.3.1

• Rebuilt broken method scan_iter. Previous tests was to small to detect the problem but is not corrected to work on a bigger dataset during the test of that method. (korvus81, Grokzen,
• Errors in pipeline that should be retried, like connection errors, moved, errors and ask errors now fall back to single operation logic in StrictRedisCluster.execute_command. (72squared).
• Moved reinitialize_steps and counter into nodemanager so it can be correctly counted across pipeline operations (72squared).