fixed bug, was unsetting couple of variables in the wrong place
fixed bug, was unsetting couple of variables in the wrong place

MonashBioinformaticsPlatform/bio-ansible,MonashBioinformaticsPlatform/bio-ansible,MonashBioinformaticsPlatform/bio-ansible,MonashBioinformaticsPlatform/bio-ansible,MonashBioinformaticsPlatform/bio-ansible