snort: 0014991: Snort 2.9.7.6 is EOL - time for a refresh

Migrated from: https://tracker.clearos.com/view.php?id=14991

Reported by: PBaldwin

Snort is due for a refresh.

http://blog.snort.org/2017/05/snort-2976-is-now-eol.html?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+Snort+%28Snort%C2%AE%29 [^]

related to 0015051