fixed one of the script usage tests
Merge branch 'biom_pep8' of https://github.com/teravest/qiime into emilys_biom
one one of the usgage tests is still failing
usage tests pass now!!!!
Merge branch 'biom_pep8' of https://github.com/teravest/qiime into emilys_biom
addressing comments
Merge pull request #52 from teravest/emilys_biom

fixed one of the script usage tests