MGASA-2018-0369 Updated libxkbcommon packages fix security vulnerabilities

Updated libxkbcommon packages fix security vulnerabilities: Endless recursion exists in xkbcomp/expr.c in xkbcommon and libxkbcommon before 0.8.1, which could be used by local attackers to crash xkbcommon users by supplying a crafted keymap file that triggers boolean negation CVE-2018-15853...