title: Error in CardView
body: <p>I want to create CardView layout but I getting this type of error.....
  also give me suggestion  if any library or any jar file add in to project ..
  code or error is here....
  error</p>
  
  <pre><code>03-08 00:10:05.836: E/AndroidRuntime(3916): FATAL EXCEPTION: main
  03-08 00:10:05.836: E/AndroidRuntime(3916): Process: com.test.cardview, PID: 3916
  03-08 00:10:05.836: E/AndroidRuntime(3916): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.test.cardview/com.test.cardview.MainActivity}: android.view.InflateException: Binary XML file line #9: Error inflating class android.support.v7.widget.CardView
  </code></pre>
  
  <p>xml file..</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
      xmlns:tools="http://schemas.android.com/tools"
      xmlns:card_view="http://schemas.android.com/apk/res-auto"
      android:layout_width="match_parent"
      android:gravity="center_horizontal"
      android:layout_height="match_parent"&gt;
  
      &lt;android.support.v7.widget.CardView
          xmlns:card_view="http://schemas.android.com/apk/res-auto"
          android:id="@+id/card_view"
          android:layout_marginTop="20dp"
          android:layout_width="200dp"
          android:layout_height="100dp"
          card_view:cardCornerRadius="8dp"
          card_view:cardBackgroundColor="#C92A2A"&gt;
  
          &lt;TextView
              android:id="@+id/info_text_header"
              android:layout_width="match_parent"
              android:layout_height="wrap_content"
              android:gravity="center"
              android:text="@string/sample_text_header" /&gt;
  
          &lt;ImageView
              android:id="@+id/info_image"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:contentDescription="@string/sample_text_image"
              android:layout_gravity="center"
              android:layout_marginTop="2dp"
              android:src="@drawable/ic_launcher" /&gt;
  
          &lt;TextView
              android:id="@+id/info_text_footer"
              android:layout_width="match_parent"
              android:layout_height="wrap_content"
              android:gravity="center"
              android:paddingTop="80dp"
              android:text="@string/sample_text_footer" /&gt;
      &lt;/android.support.v7.widget.CardView&gt;
  
  &lt;/LinearLayout&gt;
  </code></pre>