[Dovecot] mbox: extra linefeed after Content-Length header in 1.1.rc8

[Diego Liziero]

mbox messages gets header corruption caused by an extra linefeed after
Content-Length

Users sees their mails in Sent mbox folder without the from and to
fields, without attachments and with the date of 1/1/1970

Diego.
---
Here is an anonymized header:

>From xxxxxxxx at xxxxxx.xxxxxx.xxxxx.xx.xx  Tue Jun 03 09:14:33 2008
Message-ID: <xxxxxxxx.xxxxxxx at xxxxxx.xxxxx.xx.xx>
X-UID: 3913
Status: RO
X-Keywords:
Content-Length: 6817

xxxx: xxx, xx xxx xxxx xx:xx:xx +xxxx
xxxx: xxxxxxx xxxxxxxx <xxxxxxx.xxxxxxxx at xxxxxx.xxxxx.xx.xx>
xxxx-xxxxx: xxxxxxxxxxx x.x.x.x (xxxxxxx/xxxxxxxx)
xxxx-xxxxxxx: x.x
xx: "xxxxxxxx at xxxxxxxx.xx" <xxxxxxxx at xxxxxxxx.xx>
xx:  xxxxx.xxxxxxxxxx at xxxxxxxxxxxx.xx,
 xxxxxx xxxxx <xxxxxx.xxxxx at xxxxxxxx.xxxxxx.xx>,
 xxxxxxx xxxxxxxxxxx <xxxxxxxxxx at xxxxxxxxxxx.xxx>
xxxxxxx: xx: x: xx: xxxxxxxxx
xxxxxxxxxx: <xxxxxxxxxxx.xxxxxxxx at xxxxxxxx.xx>
xx-xxxxx-xx: <xxxxxxxxxxx.xxxxxxxx at xxxxxxxx.xx>
xxxxxxx-xxxx: xxxx/xxxxx; xxxxxxx=xxx-x; xxxxxx=xxxxxx
xxxxxxx-xxxxxxxx-xxxxxxxx: xxxx