minor refactoring to improve readability
removing redundant code
simplifying generation of unique bundle
extracting ExecUtil class
use ClusterMerlin for generating unique cluster names
using FeedMerlin for generating unique names
moving setFeedClusters() method to feedMerlin
removing unused method
making setProcessFeeds() & setProcessClusters() methods static
use ProcessMerlin for unique names
moving setProcessClusters() method to ProcessMerlin
removing unused method
changing parameter type of setProcessFeeds()
moving method setProcessFeeds() to ProcessMerlin
moving variable declaration
removing unnecessary parameter and assignments
changing return type of readBundleFromFolder() method
minor changes
removing method readClusterName() from Util.java
removing method readDataSetName() from Util.java