tree 457c1a553203821a7212550c525f6c69abc4acc7
parent 5e9fede3ef003b2f46cc2187ce77aa35aaae5a9b
author David Pursehouse <dpursehouse@collab.net> 1529191832 +0900
committer David Pursehouse <dpursehouse@collab.net> 1529220475 +0900

Align jackson version with core Gerrit

Upgrade jackson dependencies to 2.8.9 to align with the versions used
in core Gerrit stable-2.15, and add dependency on org.yaml.snakeyaml
which is a new dependency in jackson-dataformat-yaml version 2.8.9.

Change-Id: Ifb23b3947107c762655b69ce5ac5c5123ccae0e4