Report error string for libsoup connection to divelogs.de

Just reporting a default string that something went wrong is kind of
pointless...

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
Try to add required dependencies to get https working on Windows

This clearly isn't enough. But I simply can't seem to get this to work...

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>