[Lua] fix fornum - patch from Robert G. Jakabosky - see http://rt.perl.org/rt3/Public/Bug/Display.html?id=57568
[Lua] fix fornum
- patch from Robert G. Jakabosky
- see http://rt.perl.org/rt3/Public/Bug/Display.html?id=57568

fperrad/lua,fperrad/lua