<uses-permission android:name="android.permission.USER_ACTIVITY" />
<uses-permission android:name="android.permission.CHANGE_APP_IDLE_STATE" />
<uses-permission android:name="android.permission.PEERS_MAC_ADDRESS"/>
+ <uses-permission android:name="android.permission.HIDE_NON_SYSTEM_OVERLAY_WINDOWS" />
<application android:label="@string/settings_label"
android:icon="@mipmap/ic_launcher_settings"