Pre-release cleanup

[folkert]

> > > I've resolved all the Coverity warbings except a new one, "risky
> > > function" related to random(3)/  The supression cookie for that one
> > > is not suppressing; I've sent a requesr to Synopsis about tis.
> > 
> > Is ntpsec also checked by 'lgtm.com'? They also do all kinds of
> > verifications on source-code.
> 
> First I've heaerd of it. Can you point me at a tutorial on how to use it? 

I only found it recently as well :-)

They interface with github and bitbucket.

https://lgtm.com/help/lgtm/getting-started