Update to ExoPlayer 2.4.0k2

Author: kiall

app/build.gradle

@@ -72,18 +72,16 @@ dependencies {
     // Used for testing local HTSP lib builds
 //    compile(name: 'library-debug', ext: 'aar')
     compile fileTree(include: ['*.jar'], dir: 'libs')
-    // Used for testing local libvlc builds
-//    compile(name: 'vlc-android-sdk-release', ext: 'aar')
     compile 'com.android.support:support-v4:25.3.1'
     compile 'com.android.support:leanback-v17:25.3.1'
     compile 'com.android.support:preference-leanback-v17:25.3.1'
-    compile 'com.google.android.exoplayer:exoplayer-core:r2.4.0k1'
-    compile 'com.google.android.exoplayer:exoplayer-ui:r2.4.0k1'
-    compile 'com.google.android.exoplayer:extension-ffmpeg:r2.4.0k1'
+    compile 'com.google.android.exoplayer:exoplayer-core:r2.4.0k2'
+    compile 'com.google.android.exoplayer:exoplayer-ui:r2.4.0k2'
+    compile 'com.google.android.exoplayer:extension-ffmpeg:r2.4.0k2'
     // Used for testing local exoplayer builds
-//    compile(name: 'library-debug', ext: 'aar')
-    // Used for testing local exoplayer-ffmpeg builds
-//    compile(name: 'extension-ffmpeg-debug', ext: 'aar')
+//    compile(name: 'library-core-release', ext: 'aar')
+//    compile(name: 'library-ui-release', ext: 'aar')
+//    compile(name: 'extension-ffmpeg-release', ext: 'aar')
     compile 'ch.acra:acra:4.9.2'
 
     debugCompile 'com.squareup.leakcanary:leakcanary-android:1.5'