creationix/nvm — pull request #187 by munkkya (2012-12-30 20:31:38+00:00)
Title: fixed nvm_ls_remote using raw grep

if you set "export GREP_OPTIONS='-n'" option which displays row-number in your .bashrc, nvm_ls_remote() function fail.
so I added "command" before "grep" so as to execute raw grep