added unit testing, and started implementing unit tests...phew

node_modules/colors/safe.js

@@ -0,0 +1,10 @@
+//
+// Remark: Requiring this file will use the "safe" colors API,
+// which will not touch String.prototype.
+//
+//   var colors = require('colors/safe');
+//   colors.red("foo")
+//
+//
+var colors = require('./lib/colors');
+module['exports'] = colors;