scrollview is now main view for main activity

mobile/src/main/res/layout/activity_main.xml

 <?xml version="1.0" encoding="utf-8"?>
-<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     tools:context="de.tudresden.inf.st.sensorsharing.MainActivity">
 
+<android.support.constraint.ConstraintLayout
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content">
+
     <TextView
         android:id="@+id/label_own_rotation"
         android:layout_width="wrap_content"
@@ -259,7 +263,7 @@
         android:layout_height="wrap_content"
         android:layout_marginStart="8dp"
         android:layout_marginTop="8dp"
-        android:text="Status"
+        android:text="@string/status"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toBottomOf="@+id/separator_wear" />
 
@@ -267,14 +271,13 @@
         android:id="@+id/toggleButton-lightonoff"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_marginEnd="8dp"
         android:layout_marginStart="8dp"
         android:layout_marginTop="8dp"
-        android:text="Switch On"
-        android:textOn="Switch Light OFF"
-        android:textOff="Switch Light ON"
-        app:layout_constraintEnd_toEndOf="@+id/checkBox_send_rotation_ahrs"
+        android:text="@string/switch_on"
+        android:textOff="@string/switch_light_on"
+        android:textOn="@string/switch_light_off"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toBottomOf="@+id/checkBox_send_rotation_ahrs" />
 
 </android.support.constraint.ConstraintLayout>
+</ScrollView>

mobile/src/main/res/values/strings.xml

@@ -12,4 +12,8 @@
     <string name="text_separator_mqtt_settings">MQTT Settings</string>
     <string name="text_send_updates_brightness">Send Updates Brightness</string>
     <string name="text_send_updates_rotationahrs">Send Updates Rotation (AHRS)</string>
+    <string name="status">Status</string>
+    <string name="switch_on">Switch On</string>
+    <string name="switch_light_on">Switch Light ON</string>
+    <string name="switch_light_off">Switch Light OFF</string>
 </resources>