links followed by a closing parenthesis don't work 
in nimforum, links followed by a closing parenthesis don't work (clicking on them makes the `)` part of the link), eg:
fails:
```
(see https://github.com/status-im/nim-libbacktrace/pull/10)
```
works:
```
(see https://github.com/status-im/nim-libbacktrace/pull/10 )
```
