title: textview inside a scrollview not filling the height of screen
body: <p>In my activity I have 2 text views. I need to stretch the height of the textview2 to fill the screen . My textview is inside the relativelayout with scrollview as root. Even I mentioned as match_parent It is not filling the screen but taking as wrap_content.</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
      xmlns:tools="http://schemas.android.com/tools"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      android:fillViewport="true"
      android:id="@+id/scrollView1"&gt;
  &lt;RelativeLayout 
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      android:layout_gravity="fill"
      android:paddingLeft="20dp"
      android:paddingTop="10dp"
      android:paddingRight="20dp"
      android:paddingBottom="20dp" 
      tools:context=".CoupansActivity" 
      android:background="@drawable/back_ground"&gt;
      &lt;TextView
          android:id="@+id/textView1"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_alignParentTop="true"
          android:layout_centerHorizontal="true"
          android:layout_marginTop="23dp"
          android:textSize="20dp"
          android:text="COUPONS" /&gt;
     &lt;TextView
         android:id="@+id/textView2"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:layout_gravity="fill"
         android:layout_centerHorizontal="true"
         android:layout_marginTop="23dp"
         android:background="@drawable/back"
         android:gravity="center"
         android:text="Some text" /&gt;
  &lt;/RelativeLayout&gt;
    &lt;/ScrollView&gt;
  </code></pre>