30.08

b+ added a __dead__() special method in classes, it's called when you
make a memfree() in a object [memory.esi]
b+ modified "extends" keyword to a simple function [object.esi]
b+ added send() method in Socket() [socket2.esi]
b+ added a WObject, Cursor, Button and Window classes to work on windows
in E++ [window.esi]