cleaning up ClusterMerlin
cleaning up FeedMerlin
cleaning up ProcessMerlin
removing a variable from Util.java
making logger variable private
uniforming declaration of loggers throughout the codebase
changing order of parameters
simplified non-recursive implementation for getDataFromFolder() method
moving bundle related functions in one place
simplifying getBundleData() method
rearranging method
fixing readELBundle() signature and usage
removing getBundleData() method