Code coverage report
Initial version number
Updated readme with instructions
Better usage message
Cluster#pids method
Implemented basic persistency option
Development template applied to persistent clusters
Removed debug statement
Removed extensions dependency
Debugging gems
Refactored cluster code to avoid usage of external gems
Refactoring for smaller methods
Forward additional options to elasticsearch
Stop and wait is now redundant
Added support for logger object
Per instance data folders
Simplified stop method
Removing completed todo
Thread safe stop for cluster to avoid pending cluster processes
Replaced logger with logging