Memcached updating runtime configuration fails

[scott johnston]

 > Use the latest version from github.   We've already pushed a fix.
>
> https://github.com/FreeRADIUS/freeradius-server/archive/v3.0.x.zip
>
>  Alan DeKok.

Thanks Alan, updated and re-created the cache and it appears to be working.

I went down the path of memcached for a shared cache as it looks like redis
is not production ready as a backend for the cache module. Is that correct?