add node modules to repo

node_modules/nugget/test/cli.js

@@ -0,0 +1,11 @@
+var fs = require('fs')
+var path = require('path')
+var spawn = require('tape-spawn')
+var test = require('tape')
+
+test('usage', function (t) {
+  var child = spawn(t, path.join(__dirname, '..', 'bin.js'))
+  child.stdout.match(fs.readFileSync(path.join(__dirname, '..', 'usage.txt')).toString() + '\n')
+  child.stderr.empty()
+  child.end()
+})