Fixed section for tlsdated manpage
tlsdate-helper: abort if time delay is too large.

Such a large timeout could indicate tampering, but at the very least,
it means we didn't set the time accurately.  So exit with an error code and
let the caller try again later.
correct path to tlsdated binary in systemd service file - might need changes to Makefile.am too
Merge pull request #139 from h01ger/master

correct path to tlsdated binary in systemd service file - might need cha...
Merge pull request #133 from apenwarr/max-delay

tlsdate-helper: abort if time delay is too large.
Merge pull request #129 from kartikm/manpage-section-fix

Fixed section for tlsdated manpage