title: provision users (with passwords)
body: <p>I want to provision/import a huge number of users, and generate them passwords, that I communicate to them via mobile phone/whatsapp in JHipster.</p>
  <p>I've tried using <code>org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder</code> for this, but when I test this, I can call my service like this, I get 401 all the time, even though that worked before...</p>
  <p>Is there a better way to import users?  I only have an Excel/google docs sheet from where to import.  This is my first time using JHipster, I've only used spring-boot for several years up to now, and am thinking that I might have to move &quot;back&quot;, but am reluctant...</p>