TODO list
x done
- partialy done

 1   handle 'connection did die' notification for distant objects in STEnvironment
 2   fix class-info lookup for proxies in STEnvironment
 3   implement NSRect object
 4   write documentation for developers and users
 5   Smalltalk: separate compiler and compilation context
 6 x rename modules to bundles, use just .bundle extension and create code for
    STEnvironment to handle all bundles with specified protocol (including
    frameworks)
 7   make GDL2 bundle automatically if GDL2 is present
 8 x prevent multiple loading of bundles in STEnvironment
 9   create a 'Shell' scripting environment
10   Make loading of frameworks easier in STEnvironment, something like
     loadFrameworkWithName: