Moved loop to find multiple thresholds into ThresholdFinder class.
Improved parsing of start/end arguments
Reading of .json metric list moved from MetricEvaluator into mergeEvaluation.py
Fixed handling of gtc start/end indices; added functionality to support zCallComplete.py
Added functionality; first working version
Changed permissions
Added test for zCallComplete.py, and validatePlink method
Fixed bug in findBestZ (string vs. integer sort) and added verbose mode
Modified checksums and z range for zCallComplete test
Print duration in verbose mode; add verbosity support to finding best Z