title: Navigation Drawer on old android Versions
body: <p>since i have added a new activity (with Navigation drawer), i get error, when i call this activity :</p>
  
  <pre><code> Unable to start activity ComponentInfo{com.eu.study.myapp.tutorial/com.myapp.tutorial.welcome}: android.view.InflateException: Binary XML file line #16: Error inflating class android.support.design.widget.NavigationView
                    at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2110)
  </code></pre>
  
  <p>i get no error on android 6.0, i get error on old versions like 4.1.2</p>
  
  <pre><code>&lt;android.support.design.widget.NavigationView   //error here at line 16
      android:id="@+id/nav_view"
      android:layout_width="wrap_content"
      android:layout_height="match_parent"
      android:layout_gravity="start"
      android:fitsSystemWindows="true"
      app:headerLayout="@layout/nav_header_welcome"
      app:menu="@menu/activity_welcome_drawer" /&gt;
  </code></pre>
  
  <p>I have added these 2 things but the error not fixed :</p>
  
  <pre><code>    compile 'com.android.support:appcompat-v7:23.1.1' 
  compile 'com.android.support:design:23.1.1'
  </code></pre>