remove spurious '-' from command options
remove spurious '-' from command options

[git-p4: depot-paths = "//sw/gpgpu/nvbio/main/": change = 18881417]

kimrutherford/nvbio,kimrutherford/nvbio,kimrutherford/nvbio,kimrutherford/nvbio,NVlabs/nvbio,NVlabs/nvbio,NVlabs/nvbio,NVlabs/nvbio