...as the underlying problem, according to
<https://bz.apache.org/ooo/show_bug.cgi?id=84676> "mixing neon and the hidden
embedded contents old [sic] another neon inside libhttp.so of gnome-vfs2 is
unreliable," presumably does not affect --with-webdav=serf

Change-Id: I2abfeaeac5174a735f46b2838bd84dda0af9a487