Merge pull request #580 from hannesa2/toolbarOverlap

Fix toolbar overlapped

basicSample/src/main/res/layout/activity_scrolling.xml

@@ -5,6 +5,7 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical"
+    android:fitsSystemWindows="true"
     tools:context="info.mqtt.java.example.MQTTExampleActivity">
 
     <HorizontalScrollView