bookshelf initialization

bookshelf.js

var config = require('config');

var knex = require('knex')({
	client: 'pg',
	connection: config.get('postgresConnstring'),
	debug: process.env.NODE_ENV === 'development'
});

var bookshelf = require('bookshelf')(knex);

bookshelf.plugin('virtuals');

module.exports = bookshelf;