title: RecyclerView ClassNotFound
body: <p>I tried to add RecyclerView and CardView into my project</p>
  
  <pre><code>dependencies {
  compile 'com.android.support:appcompat-v7:21.0.0'
  compile 'com.android.support:support-v13:21.0.0'
  compile 'com.android.support:cardview-v7:21.0.0'
  compile 'com.android.support:recyclerview-v7:21.0.0'
  compile 'com.viewpagerindicator:library:2.4.1@aar'
  compile project(':facebook')
  }
  </code></pre>
  
  <p>it compiles, but I got below exception when run it on device</p>
  
  <pre><code>Caused by: java.lang.ClassNotFoundException: Didn't find class "android.view.RecyclerView" on path: DexPathList[[zip file "/data/app/xxxx.apk"],nativeLibraryDirectories=[/data/app-lib/xxxx, /vendor/lib, /system/lib]]
          at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
          at java.lang.ClassLoader.loadClass(ClassLoader.java:497)
          at java.lang.ClassLoader.loadClass(ClassLoader.java:457)
          at android.view.LayoutInflater.createView(LayoutInflater.java:559)
          at android.view.LayoutInflater.onCreateView(LayoutInflater.java:652)
  </code></pre>