add basic scientific python stack
Merge pull request #1 from satra/add/conda

add basic scientific python stack
cleaned python stack
Merge pull request #2 from satra/add/conda

cleaned python stack
enh: added more software
Merge pull request #4 from satra/enh/moresoftware

enh: added more software
fix: add nose
enh: add freesurfer scripts
enh: updating fs script
fix: added virtuoso populator script
Merge pull request #5 from satra/enh/moresoftware

Enh/moresoftware
fix: updated iri location
Merge pull request #6 from satra/enh/moresoftware

fix: updated iri location
enh: make iq and dx optional
Merge pull request #7 from satra/enh/moresoftware

enh: make iq and dx optional