title: wordpress not save spaces between line
body: <p>When I create post wordpress not save spaces between lines:</p>
  
  <p>Code:</p>
  
  <pre><code>    &lt;div class="postas"&gt;
      &lt;?php if ( have_posts() ) : while ( have_posts() ) : the_post(); ?&gt;
      &lt;p&gt;&lt;?php the_content(); ?&gt;&lt;/p&gt;
      &lt;?php endwhile; endif; ?&gt;
      &lt;!-- End Main Content --&gt;
      &lt;/div&gt;
  </code></pre>
  
  <p>Wordpress only add <code>&amp;nbsp;</code> symbol if I press double-click Enter button, but if I second time edit this post <code>&amp;nbsp;</code> symbols disapear </p>