save calculations
Merge pull request #5 from mitchellwrosen/save_calculations

Save Calculations
Adjusted the indices to include entire file
Actually complement reverse complement.
Performance improvement for reverseComplement
Merge pull request #7 from cameronpeckstearns/master

Added complement to reverse complement. Fixed #6
three new fields
Merge pull request #9 from mitchellwrosen/new_fields

Added "Nucleotides", "Genes", and "Isoforms" fields per Joey's request
Merge branch 'master' into gff_parser
cleaned up parser a bit