Version 1.0.3: Fixed N50/N90 calculation, September 24, 2025.
Version 1.0.2: Added gawk to dependency list. Bug fixes. Code polishing, August 22, 2025.
Version 1.0.1: Moved executable and R package testing after the getopts call, July 24, 2025.
Version 1.0.0: Initial commit, July 10, 2025.