* source/rtl/getsys.prg
! Fix for crash in TGetList():ShowGetMsg() reported by Lorenzo.
* contrib/libct/blank.prg
* source/rtl/menuto.prg
* source/rtl/valtoexp.prg
* source/rtl/readkey.prg
* source/rtl/browse.prg
* source/debug/debugger.prg
+ Replaced END with ENDSWITCH and ENDWITH
* harbour/common.mak
* harbour/source/rtl/Makefile
+ harbour/source/rtl/valtoexp.prg
+ added HB_VALTOEXP() and HB_CSTR()
* harbour/source/debug/dbgthsh.prg
* harbour/source/debug/debugger.prg
* replaced CSTR() with HB_CSTR() and SETLASTKEY() with HB_SETLASTKEY()
now debugger can be used without CT and TIP libraries
* harbour/include/hbgtinfo.ch
* harbour/source/rtl/hbgtcore.c
+ added GTI_ISMULTIWIN, GTI_GETWIN, GTI_SETWIN, GTI_NEWWIN
and TODO note - it's not finished yet, work in progress
