Fix: don't chop off the first 26ms of each MP3 (but don't change sync,

either).

stepmania/src/RageSoundReader_Preload.cpp

@@ -17,6 +17,7 @@ bool SoundReader_Preload::Open(SoundReader *source)
 {
 	ASSERT(source);
 	samplerate = source->GetSampleRate();
+	OffsetFix = source->GetOffsetFix(); // propagate upwards
 
 	/* Check the length, and see if we think it'll fit in the buffer. */
 	int len = source->GetLength_Fast();