title: Android xml layout:toRightOf
body: <p>I have a problem in <code>android:layout_toRightOf</code> it gives me <code>Invalid layout param</code> 
  is there's a way to add this parameter to the project?</p>
  
  <p>that's the code </p>
  
  <pre><code>&lt;TextView
      android:id="@+id/text1"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_toRightOf="@id/text2"
      android:background="@color/red"/&gt;
  </code></pre>