Decompile overlay 1 (Part 1) (#89)

* start overlay 1

* match courselist and delink a lot of files (+ remove SysObject)

* fix build issues

* fix regressions

src/Main/System/SysNew.cpp

@@ -95,6 +95,6 @@ void operator delete(void *ptr) {
     SysDelete(ptr);
 }
 
-void SysObject::operator delete[](void *ptr) {
+void operator delete[](void *ptr) {
     SysDelete(ptr);
 }