[Tagging] More human readable values for traffic signs

[Mateusz Konieczny]

On Wed, 28 Oct 2015 00:30:58 +0100
Jo <winfixit at gmail.com> wrote:

> Also keep in mind there are 2 'oneway' signs. A blue one that can be
> round or rectangular and a round red one.

Can you specify country that has "round red one" oneway sign? And how
it differs from normal oneway sign? Is there meaning for normal oneway
sign that strongly differs from meaning in other countries?