switch to new human assembly, GRCh38
switch design target default human assembly
initial commit of script to aid in transfer of manually picked design targets from one assembly to another
v0.029

    Bugfix: throw meaningful error when unexpected chromosome used
Merge branch 'devel' into new_human_assembly
update tests, new human assembly changes coordinates
fix filter gibson oligos test, dealing with new human assembly data
update tests to work with new human assembly
    Update design code to work with new human assembly: GRCh38