r953497 | tmcguire | 2009-04-14 09:28:35 +0200 (Tue, 14 Apr 2009) | 8 lines

Backport r952440 by tmcguire from trunk to the 4.2 branch:

Don't add empty headers, even if they are mandatory, because that would cause an empty line in
the header, which was later parsed as a header/body separator.

Add a test for this.