Implement/match MxVideoManager::Tickle (#128)

* Implement/match MxPresenter::StartAction

* Update mxpoint32.h

* Implement/match MxVideoManager::Tickle

* Update mxlist.h

* Update mxpresenter.cpp

LEGO1/mxregion.h

@@ -0,0 +1,26 @@
+#ifndef MXREGION_H
+#define MXREGION_H
+
+#include "mxcore.h"
+
+// VTABLE 0x100dcae8
+// SIZE 0x1c
+class MxRegion : public MxCore
+{
+public:
+  MxRegion();
+  virtual ~MxRegion() override;
+
+  virtual void Reset();
+  virtual void vtable18();
+  virtual void vtable1c();
+  virtual void vtable20();
+
+private:
+  // A container (probably MxList) holding MxRect32
+  // MxList<MxRect32> *m_rects;
+  // 4 coordinates (could be MxRect32)
+  // MxS32 left, top, right, bottom;
+};
+
+#endif // MXREGION_H