Refactor all Gerrit-related calls to an object

Centralize all the methods of asking Gerrit through an API using
a unique Gerrit object, instantiated and used throughout the code.

Make method calls more consistent, readable and understandable.

Change-Id: Ic214250d3149fef3d043444f1284403fa0b8a3e4
1 file changed
tree: 1c339faedc69704b5118eeee19c02aa453383ee5
  1. jenkins/
  2. jenkins-docker/
  3. worker/
  4. .gitignore