title: iOS GPUImageContext.h file not found
body: <p>I want to use <a href="https://github.com/lukabernardi/LBBlurredImage" rel="nofollow">LBBlurredImage</a> in my project. I do everything exactly like in instruction but I get error:</p>
  
  <blockquote>
    <p>GPUImageContext.h file not found </p>
  </blockquote>
  
  <p>Do you know what is wrong with it?</p>