title: Crash in AlertDialog builder when android support library updated to 24
body: <p>The code was working fine before, but when I updated support library to 24, It crashes when displaying alert dialog. 
  Couldn't find any help as it is updated recently.</p>
  
  <p>Code:</p>
  
  <pre><code>AlertDialog.Builder builderSingle;
  builderSingle = new AlertDialog.Builder(mContext);
  //set buttons and title code
  builderSingle.show();
  </code></pre>
  
  <p>Logcat:</p>
  
  <pre><code>Caused by: java.lang.ClassNotFoundException: Didn't find class "android.support.v7.internal.widget.DialogTitle" on path: DexPathList[[zip file "/data/app/com.abc-2/base.apk"],nativeLibraryDirectories=[/data/app/com.abc-2/lib/arm, /data/app/com.abc-2/base.apk!/lib/armeabi-v7a, /vendor/lib, /system/lib]]
       at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
       at java.lang.ClassLoader.loadClass(ClassLoader.java:511)
       at java.lang.ClassLoader.loadClass(ClassLoader.java:469)
       at android.view.LayoutInflater.createView(LayoutInflater.java:583)
       at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:764)
       at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:704) 
       at android.view.LayoutInflater.rInflate(LayoutInflater.java:835) 
       at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:798) 
       at android.view.LayoutInflater.rInflate(LayoutInflater.java:838) 
       at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:798) 
       at android.view.LayoutInflater.rInflate(LayoutInflater.java:838) 
       at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:798) 
       at android.view.LayoutInflater.inflate(LayoutInflater.java:515) 
       at android.view.LayoutInflater.inflate(LayoutInflater.java:423) 
       at android.view.LayoutInflater.inflate(LayoutInflater.java:374) 
       at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:280) 
       at android.support.v7.app.AppCompatDialog.setContentView(AppCompatDialog.java:80) 
       at android.support.v7.app.AlertController.installContent(AlertController.java:214) 
       at android.support.v7.app.AlertDialog.onCreate(AlertDialog.java:257) 
       at android.app.Dialog.dispatchOnCreate(Dialog.java:394) 
       at android.app.Dialog.show(Dialog.java:295) 
       at android.support.v7.app.AlertDialog$Builder.show(AlertDialog.java:953) 
       at qi.mnav.search.fragments.RecentsFavouriteFragment.handleFavLongClick(RecentsFavouriteFragment.java:525) 
       at qi.mnav.search.fragments.RecentsFavouriteFragment.onItemLongClick(RecentsFavouriteFragment.java:353) 
       at android.widget.AbsListView.performLongPress(AbsListView.java:3134) 
       at android.widget.AbsListView$CheckForLongPress.run(AbsListView.java:3066) 
       at android.os.Handler.handleCallback(Handler.java:746) 
       at android.os.Handler.dispatchMessage(Handler.java:95) 
       at android.os.Looper.loop(Looper.java:148) 
       at android.app.ActivityThread.main(ActivityThread.java:5443) 
       at java.lang.reflect.Method.invoke(Native Method) 
       at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:728) 
       at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:618) 
      Suppressed: java.lang.ClassNotFoundException: android.support.v7.internal.widget.DialogTitle
       at java.lang.Class.classForName(Native Method)
       at java.lang.BootClassLoader.findClass(ClassLoader.java:781)
       at java.lang.BootClassLoader.loadClass(ClassLoader.java:841)
       at java.lang.ClassLoader.loadClass(ClassLoader.java:504)
              ... 31 more
  </code></pre>
  
  <p>And the support libraries are:</p>
  
  <pre><code>    compile('com.android.support:recyclerview-v7:24.0.0') {
          exclude group: 'com.android.support', module: 'support-v4'
      }
      compile('com.android.support:support-v4:24.0.0') {
          force = true
      }
      compile 'com.android.support:appcompat-v7:24.0.0'
      compile 'com.android.support:design:24.0.0'
  </code></pre>