Fix exception during video renderer startup

src/com/limelight/binding/video/FakeVideoRenderer.java

@@ -61,7 +61,7 @@ public class FakeVideoRenderer extends VideoDecoderRenderer {
 	
 	@Override
 	public boolean start(VideoDepacketizer depacketizer) {
-		throw new UnsupportedOperationException("CAPABILITY_DIRECT_SUBMIT requires directSubmitDecodeUnit()");
+		return true;
 	}
 
 	@Override

src/com/limelight/binding/video/ImxDecoderRenderer.java

@@ -45,8 +45,8 @@ public class ImxDecoderRenderer extends VideoDecoderRenderer {
 	}
 
 	@Override
-	public boolean start(VideoDepacketizer depacketizer) {
-		throw new UnsupportedOperationException("CAPABILITY_DIRECT_SUBMIT requires directSubmitDecodeUnit()");
+	public boolean start(VideoDepacketizer depacketizer) { 
+		return true;
 	}
 
 	@Override

src/com/limelight/binding/video/OmxDecoderRenderer.java

@@ -89,7 +89,7 @@ public class OmxDecoderRenderer extends VideoDecoderRenderer {
 	
 	@Override
 	public boolean start(VideoDepacketizer depacketizer) {
-		throw new UnsupportedOperationException("CAPABILITY_DIRECT_SUBMIT requires directSubmitDecodeUnit()");
+		return true;
 	}
 
 	@Override