[sheepdog] [PATCH stable-0.7 3/3] logger: add a unified log destination option and syslog support

[Liu Yuan]

On Mon, Jan 27, 2014 at 07:54:35PM +0900, Hitoshi Mitake wrote:
> This patch adds a new parameter "dst=" to the "-l" option for
> specifying logging destination. Possible parameters are below:
> - default: a dedicated file under sheep's directory
> - syslog: standard syslog
> - stdout: standard output
> 
> In addition, this patch removes "-o" option and "-f" option, previous
> options for logging with stdout and let sheep run as a foreground
> process. Now it is replaced with "-l dst=stdout".

I'm not suer if we should keep full backward compatibility for 0.7.x series.
logger options is changed, but this is a small change, How do you think of
it, Kazutaka?

Thanks
Yuan