add some really old vag file unpacking stuff (#708)

decompiler/main.cpp

@@ -6,6 +6,7 @@
 #include "config.h"
 #include "common/util/FileUtil.h"
 #include "common/versions.h"
+#include "decompiler/data/streamed_audio.h"
 
 int main(int argc, char** argv) {
   using namespace decompiler;
@@ -119,6 +120,10 @@ int main(int argc, char** argv) {
     }
   }
 
+  if (!config.audio_dir_file_name.empty()) {
+    process_streamed_audio(config.audio_dir_file_name, config.streamed_audio_file_names);
+  }
+
   lg::info("Disassembly has completed successfully.");
   return 0;
 }