change default install dir for Mac
change default install dir for Mac

Visomics should be put in /Applications, not /.

Visomics/Visomics,arborworkflows/Visomics,arborworkflows/Visomics,Visomics/Visomics,Visomics/Visomics,arborworkflows/Visomics,Visomics/Visomics,arborworkflows/Visomics,Visomics/Visomics,arborworkflows/Visomics,Visomics/Visomics,arborworkflows/Visomics