title: How to authorize bintray api
body: <p>here bintray doc say:</p>
  
  <blockquote>
    <p>The Bintray REST API requires an applicative API key. An API key can be >obtained from the user profile page. Authentication is achieved using HTTP >Basic Authentication with the user’s name as username and the API key as >the password. Authenticated REST calls should only be used via HTTPs.</p>
  </blockquote>
  
  <p>I don't understand "HTTP >Basic Authentication", how to do it in linux <code>curl</code>?</p>