title: Global `beforeEach` in jasmine?
body: <p>I'm using Jasmine to write tests. </p>
  
  <p>I have several test files, each file has a <code>beforeEach</code>, but they are exactly the same.</p>
  
  <p>How do I provide a <strong>global</strong> <code>beforeEach</code> for them?</p>