Add prefixsplit function#168

Open

Tixii wants to merge 4 commits intolh3:masterfrom

Tixii:prefixsplit

Commits on Feb 22, 2021

Add prefixsplit function
Unknown
committed
fix usage help message
Unknown
committed

Commits on Feb 23, 2021

Add option to only print the sequence with no other information
Unknown
committed
add seqtk exe to gitignore
Unknown
committed