Please mark off-topic discussions with [OT]

[Andrei Alexandrescu via Digitalmars-d]

On 5/16/16 12:05 AM, Joakim wrote:
>
> OK,that should be doable.  If Vlad adds a header at the top of the
> General forum that'll show up above every thread, something like this:
>
> Please mark any post or thread that doesn't reference the D language as
> [OT].

Also, right below that line, a checkbox "Filter out [OT] posts" would 
complete the feature. -- Andrei