.npmignore test, Makefile etc.
Use MongoClient connect

MongoClient takes care of parsing mongo URLs and authenticating if
needed. It also chooses default parameters that work in most cases.
It possibgle to specify most options in the URL and/or pass server, db
and replica set options as second parameter.
See:
http://mongodb.github.io/node-mongodb-native/driver-articles/mongoclient.html
Use debug module

define DEBUG=mniam to display all debug messages