Merge topic 'ci-cuda9.2'

6b0b6efc75 gitlab-ci: add job testing cuda9.2 with Ninja Multi-Config
bf6965fbb8 ci: add cuda9.2 base image

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: Ben Boeckel <ben.boeckel@kitware.com>
Merge-request: !6292