new_contents: from users_handler import UsersHandler
  import pymongo
  import logging
  import sys
  
  logging.basicConfig(format='%(levelname)s: %(message)s', level=logging.DEBUG)
  
  try:
      client = pymongo.MongoClient("mongodb://root:chat1234@ds135797.mlab.com:35797/chat")
      logging.info("Connected to the data base: {}".format(client.address))
  except pymongo.errors.ConnectionFailure, e:
      logging.error("Could not connect to DB server: {}".format(e))
  
  user_data = {
      'first_name': 'Leiver',
      'last_name': 'Campeon',
      'username' : 'leiverandres',
      'password' : '1234',
      'age' : '21',
      'gender': 'male'
  }
  
  db = client.chat
  handler = UsersHandler(db)
  handler.create_user(user_data)
  
subject: add main file, data base connection and one simple insertion test