fix #235, erroric console output, status message overwrite

simply add some space, passes test case in issue discussion
may still be some awkward sequence of calls that causes trouble.

---
```
[ ok ] USAGE: ./znc [options]
[ !! ] [ USAGE: ./znc [options] ]
[ ok ]
[ !! ]
[ !! ] Checking for list of available modules... 
[ ok ] Checking for list of available modules... 
[ !! ] Checking for list of available modules...        [ another message ]
[ ok ] Checking for list of available modules...        another message
```