fix issue #4 skip node_modules
Merge pull request #5 from isao/develop

fix issue #4 skip node_modules
replace dir init code w/ rimraf & mkdirp
new --testname option, rm -t for --tmpdir, +cb
update readme
path.join, rm comments
Merge pull request #6 from isao/develop

add --testname option, cleanup, readme edits
Update README.md
Update README.md
Update README.md