Rename sub to open fq fhs
Revise usage statement
Refactor validate_barcodes
Add missing arguments for subs
Remove redundant comments
Refactor filename parsing and filehandle open/close
Define validate_fq_read
Use 'exists' instead of smart matching
Remove unused variable
Add TODOs
Merge branch 'feature/perl-fixes' into develop
Allow mismatches in barcode sequence
Use consistent sorting for observed barcode log
Fix 'keys on reference is experimental' warning
Fix plotting to default directory
Update README w/ mismatch and sorting changes