Encapsulaed the Storm Config class into the Configuration class, replacing the use of ConfigUtility
Removed ConfigUtility usage
Refactored MachineOutlier application
Refactored ReinforcementLearner application
Added an interface and two implementations for sentiment analysis
Refactored SentimentAnalysis application
Refactored SpamFilter application
Refactored SpikeDetection application
Refactored TrendingTopics application
Refactored VoIPSTREAM application
Refactored WordCount application
Minor refactorations