Patch to add support for more syslog facilities

[Steve Grubb]

On Saturday, January 09, 2016 12:56:50 AM Aleksander Adamowski wrote:
> The set of syslog facilities that can be configured for the builting syslog
> plugin is pretty limited (LOG_LOCAL0 - LOG_LOCAL9).
> 
> This patch adds a bunch of other facilities that might make sense for some
> people (like us). Facilities that wouldn¹t make any sense (like LOG_NEWS or
> LOG_LPR) are still left out.

Applied. Thanks!

-Steve