initial commit of primer3 util module
primer3 util module now sets up primer3 with global arguments and can be called multiple time with specific sequence and target criteria
initial commit of find-gibson-oligos command
add new method to get slice instead of raw sequence
parse primer information from primer3, store in hashes and produce primer and primer pair yaml files
change name of aos_output folder to the more generic oligo_finder_output, use this folder when finding gibson oligos through primer3