implement all DLL exports (as TODOs)

Now we can use our own compiled LEGO1.LIB rather than one generated from the original. Also implements a script that tests them to help ensure future commits don't break them.

LEGO1/viewmanager.cpp

@@ -0,0 +1,7 @@
+#include "viewmanager.h"
+
+// OFFSET: LEGO1 0x100a64d0 STUB
+void ViewManager::RemoveAll(ViewROI *)
+{
+  // TODO
+}