iceauth: Changes to 'master'

[Jeremy Huddleston]

Rebased ref, commits from common ancestor:
commit 27846ea3e133dbb45a4e67500eba15bf5d6c796c
Author: Jeremy Huddleston <jeremyhu at apple.com>
Date:   Mon May 23 19:39:04 2011 -0700

    configure.ac: Bump to 1.0.5
    
    Signed-off-by: Jeremy Huddleston <jeremyhu at apple.com>

commit c791ec2ba9614e661e978436f56ed21f918750f8
Author: Jeremy Huddleston <jeremyhu at apple.com>
Date:   Mon May 23 19:37:50 2011 -0700

    auth_finalize: Attempt to rename() if link() fails
    
    On some file systems (like AFP), hard links are not supported. If
    link fails, try rename() before giving up.
    
    Reported-by: Jamie Kennea <jamie at pompey.org>
    Signed-off-by: Jeremy Huddleston <jeremyhu at apple.com>