v0.4.0

New features

1. Added a new getStatistics() method to some general statistics:
   • minReadLength: The lowest read length
   • maxReadLength: The highest read length
   • meanReadLength: The mean read length
   • minMappingQuality: The lowest mapping quality
   • maxMappingQuality: The highest mapping quality
   • meanMappingQuality: The mean mapping quality
   • readCount: The amount of reads present in the file