Revert parts of RandomVanish code.

It was never the logic that was busted.
Just the noteskins.

src/Player.cpp

@@ -2975,10 +2975,6 @@ void Player::RandomizeNotes( int iNoteRow )
 
 		const int iSwapWith = RandomInt( iNumOfTracks );
 		
-		// Make sure we're not swapping with ourselves.
-		if( t == iSwapWith )
-			continue;
-		
 		// Make sure this is empty.
 		if( m_NoteData.FindTapNote(iSwapWith, iNewNoteRow) != m_NoteData.end(iSwapWith) )
 			continue;