Merge "docs: Updates to DP4 release notes for Android for Work" into nyc-dev

  server when in a Work profile. This issue will be resolved in the next

  Developer Preview.

  </li>

  <li>After reboot with work mode off, solving work challenge does not switch

  on work mode.

  </li>

  <li>Users receiving a video call in Hangouts have to unlock work challenge

    first.

  </li>

  <li>Accessing Settings &gt; Security &gt; Device Security crash observed when

  separating primary and work challenge.

  </li>

  <li>If {@link android.os.UserManager#DISALLOW_CONFIG_VPN} is set before

  calling {@link android.app.admin.DevicePolicyManager#setAlwaysOnVpnPackage

  DevicePolicyManager.setAlwaysOnVpnPackage()}, then setting always on VPN does

  not work. That is, after rebooting the device with the {@link

  android.os.UserManager#DISALLOW_CONFIG_VPN} restriction set, VPN is not

  autostarted.

  </li>

</ul>

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