Bug fixed

output bug fixed: left kmers have chance to be right kmers.

improvement

1. add column title for output files.
2. add version number.
3. contact info in help message.

This is the first release of paired-kmers.

Paired-Kmers is a fast and memory-efficient k-mer based method to identify two regions that are close to each other but not necessarily contiguous for picking primers.

Importantly, we implemented column-based and row-based reduction methods to overcome memory bottleneck when analyzing species with large genome sizes and species with millions of different strains.