[SECURITY] Fedora 27 Update: libtomcrypt-1.18.2-1.fc27

A comprehensive, modular and portable cryptographic toolkit that provides developers with a vast array of well known published block ciphers, one-way hash functions, chaining modes, pseudo-random number generators, public key cryptography and a plethora of other routines. Designed from the ground up to be very simple to use. It has a modular and standard API that allows new ciphers, hashes and PRNGs to be added or remov ed without change to the overall end application. It features easy to use func tions and a complete user manual which has many source snippet examples.