start work on POKEY

to-do:
- add ability to change AUDCTL
- bass shape frequency and waveform mapping
- easy noise???

src/engine/dispatchContainer.cpp

@@ -57,6 +57,7 @@
 #include "platform/su.h"
 #include "platform/swan.h"
 #include "platform/lynx.h"
+#include "platform/pokey.h"
 #include "platform/zxbeeper.h"
 #include "platform/bubsyswsg.h"
 #include "platform/n163.h"
@@ -338,6 +339,9 @@ void DivDispatchContainer::init(DivSystem sys, DivEngine* eng, int chanCount, do
     case DIV_SYSTEM_LYNX:
       dispatch=new DivPlatformLynx;
       break;
+    case DIV_SYSTEM_POKEY:
+      dispatch=new DivPlatformPOKEY;
+      break;
     case DIV_SYSTEM_QSOUND:
       dispatch=new DivPlatformQSound;
       break;