[vdr] Grab command from 1.3.38 Changelog misses a "-"

[Klaus Schmidinger]

Philippe Gramoullé wrote:
>  Hello,
> 
> After i just upgraded to 1.3.38 (again, congratulations to Klaus and all contributors),
> i wanted to grab a picture using the command included in the Changelog:
> 
> svdrpsend.pl -d <hostname> 'grab -'  | sed -n -e 's/^216-//p' \
> -e '1ibegin-base64 644 -' -e '$a====' | uudecode | display
> 
> The final command "display" misses the standard input "-" to work correctly.
> 
> svdrpsend.pl -d <hostname> 'grab -'  | sed -n -e 's/^216-//p' \
> -e '1ibegin-base64 644 -' -e '$a====' | uudecode | display -
> 
> And now it works wonderfully ;)

Sorry - must have been a copy/paste error.

Klaus