async function create(house) {
  const newHouse = await db.House.create(house);
  this.event.emit(EVENTS.HOUSE.CREATED, newHouse.get({ plain: true }));
  return newHouse;
}
@public
@description Create a house.
@param {object} house - New house object.
@param {object} house.name - Name of the new house.
@param {object} [house.selector] - Selector of the new house.
@param {object} [house.latitude] - Latitude of the new house.
@param {object} [house.longitude] - Longitude of the new house.
@returns {Promise} Return created house.
@example
gladys.house.create({
   name: 'My house',
});