* contrib/gtwvg/hbgtwvg.ch
+ Added: constants HB_GTE_CREATED and HB_GTE_CLOSED.
* contrib/gtwvg/gtwvg.c
* contrib/gtwvg/gtwvg.h
+ Implemented: two more events fired at PRG code, one when window
is created and another when window is closed. The events supply
a two element array: 1. Window Handle No 2. Thread Number.
These events will greatly help develop a rewarding GUI applns.
* contrib/gtwvg/parthdlr.prg
* contrib/gtwvg/crt.prg
+ Added: slot :notifierBlock( ... ) SETGET which accepts a block
from the application code which pass on designated events back.