const config = require('easy-config-store')
console.log(JSON.stringify(config))
>> {}
config.cfgUseMemory()
config.cfgUseFile('path to file.cfg')
config.cfgUseLocalStorage('the key')
config.cfgClear()
config.setOptions({defaultConfig}[, onSaveCallback(cfg)])
config.cfgReset()
config.user.name = 'Y'
config.birth.day = 26
config.birth.month = 8
config.books = []
config.books[0].name = "Thinking in JavaScript"
console.log(JSON.stringify(config))
>> {"user":{"name":"Y"},"birth":{"day":26,"month":8},"books":[{"name":"Thinking in JavaScript"}]}