First stab at duplicator - specialzier separation

```
             extmethods   7  add extension methods for inline classes
               hijacker   8
                pickler   9  serialize symbol tables
              refchecks  10  reference/override checking, translate nested objects
           selectiveanf  11
           selectivecps  12
                uncurry  13  uncurry, translate function values to anonymous classes
           minibox-dupl  14
           minibox-spec  15
              tailcalls  16  replace tail calls by jumps
             specialize  17  @specialized-driven class and method specialization
```
Specialization hijacker, minibox-dupl and minibox-spec are now added :)