title: Unable to see Tab Indicator in TabLayout design support library
body: <p>I am using Material design library and creating layout using <code>CoordinatorLayout</code> ,AppBarLayout ,<code>RecyclerView</code> and <code>TabLayout</code> .</p>
  
  <p>My issue is i am unable to see Tab indicator in <code>Tablayout</code> .Below is my xml file that i am using in <code>AppCompactActivity</code>.</p>
  
  <pre><code>&lt;android.support.design.widget.CoordinatorLayout
          android:id="@+id/coodinate_layout"
          android:layout_width="match_parent"
          android:layout_height="match_parent"
          android:layout_above="@+id/btn_next_screen"&gt;
  
          &lt;android.support.v7.widget.RecyclerView
              android:id="@+id/list_recycle"
              android:layout_width="match_parent"
              android:layout_height="match_parent"
              android:layout_marginBottom="30dp"
              android:background="@color/white"
              app:layout_behavior="@string/appbar_scrolling_view_behavior"
  
              /&gt;
  
          &lt;android.support.design.widget.AppBarLayout
              android:id="@+id/abar_layout"
              android:layout_width="match_parent"
              android:layout_height="wrap_content"&gt;
  
              &lt;android.support.v7.widget.Toolbar
                  android:id="@+id/toolbar_home"
                  android:layout_width="match_parent"
                  android:layout_height="wrap_content"
                  android:background="?attr/colorPrimary"
                  android:minHeight="?attr/actionBarSize"
                  app:layout_scrollFlags="scroll|enterAlways"
  
                  &gt;
  
  
              &lt;/android.support.v7.widget.Toolbar&gt;
  
              &lt;android.support.design.widget.TabLayout
                  android:id="@+id/tab_layout"
                  android:layout_width="match_parent"
                  android:layout_height="wrap_content"
                  app:tabBackground="@color/tab_bg"
                  app:tabIndicatorColor="@color/tab_indicator"
                  app:tabIndicatorHeight="5dp"
                  app:tabMode="fixed"
  
                  &gt;&lt;/android.support.design.widget.TabLayout&gt;
  
  
          &lt;/android.support.design.widget.AppBarLayout&gt;
  
  
          &lt;android.support.design.widget.FloatingActionButton
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:layout_margin="15dp"
              app:layout_anchor="@+id/list_recycle"
              app:layout_anchorGravity="bottom|right"
              android:id="@+id/floatin_ab_home"
              app:fabSize="mini"
              android:src="@drawable/ic_content_add"
  
              /&gt;
  
  
      &lt;/android.support.design.widget.CoordinatorLayout&gt; 
  </code></pre>
  
  <p>Below is screen which don't showing Tab indicator so can any one known what i am missing .</p>
  
  <p><img src="https://i.stack.imgur.com/8Zjgl.png" alt="Screen which missing Tab Indicator "></p>