title: How to set the divider between Tabs in TabLayout of design support library?
body: <p>I am using the new <code>android.support.design.widget.TabLayout</code> of <code>v7-appcompat</code> library, and found a problem, there is no way to set the divider between the tabs, dont know if there is.</p>
  
  <p>I have successfully configured the pager adapter and the tabs are looking good but cant set the divider between the tabs.</p>
  
  <p>I want this type of tabs</p>
  
  <pre><code>Tab1 | Tab2 | Tab3
  </code></pre>
  
  <p>but currently its showing</p>
  
  <pre><code>Tab1  Tab2  Tab3
  </code></pre>
  
  <p><strong>My xml is</strong></p>
  
  <pre><code>&lt;android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
      xmlns:app="http://schemas.android.com/apk/res-auto"
      android:layout_width="match_parent"
      android:layout_height="match_parent" &gt;
  
      &lt;android.support.design.widget.AppBarLayout
          android:layout_width="match_parent"
          android:layout_height="wrap_content"
          android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar" &gt;
  
          &lt;include layout="@layout/toolbar" /&gt;
  
          &lt;android.support.design.widget.TabLayout
              android:id="@+id/tablayout"
              android:layout_width="match_parent"
              android:layout_height="wrap_content"
              android:background="@drawable/shape_tabbar_background"
              app:tabIndicatorColor="@android:color/white"
              app:tabIndicatorHeight="4dp" /&gt;
      &lt;/android.support.design.widget.AppBarLayout&gt;
  
      &lt;android.support.v4.view.ViewPager
          android:id="@+id/viewpager"
          android:layout_width="match_parent"
          android:layout_height="match_parent"
          app:layout_behavior="@string/appbar_scrolling_view_behavior" /&gt;
  
  &lt;/android.support.design.widget.CoordinatorLayout&gt;
  </code></pre>
  
  <p>I am adding tabs by this </p>
  
  <pre><code>viewPager = (ViewPager) findViewById(R.id.viewpager);
      viewPager.setOffscreenPageLimit(2);
      adapter = new TabAdapterLoginActivity(getSupportFragmentManager(),
              titles);
      viewPager.setAdapter(adapter);
      tabLayout = (TabLayout) findViewById(R.id.tablayout);
      tabLayout.setupWithViewPager(viewPager);
  </code></pre>