Log Message:
Update sysutils/rsyslog to 8.16.0.

Version 8.16.0 [v8-stable] 2016-01-26
- rsgtutil: Added extraction support including loglines and hash chains.
- clean up doAction output module interface
- new system properties for $NOW properties based on UTC
- impstats: support broken ElasticSearch JSON implementation
- omelasticsearch: craft better URLs
- imfile: add experimental "reopenOnTruncate" parameter
- bugfix imfile: proper handling of inotify initialization failure
- bugfix imfile: potential segfault due to improper handling of ev var
- bugfix imfile: potential segfault under heavey load.
- bugfix ommail: invalid handling of server response
- bugfix omelasticsearch: custom serverport was ignored on some platforms
- bugfix: tarball did not include some testbench files
- bugfix: memory misadressing during config parsing string template
- bugfix imzmq: memory leak
- bugfix imzmq: memory leak
- bugfix omzmq: memory leak
- some code improvement and cleanup