[gtk: 2/2] Merge branch 'gitlab-ci-ccache-again' into 'master'

[Emmanuele Bassi <ebassi src gnome org>]

commit 8fa2db35f8519849740d80eda4c34b9b63ca502a
Merge: a2a99d27c9 c542115906
Author: Emmanuele Bassi <ebassi gmail com>
Date:   Wed Apr 11 14:32:37 2018 +0000

    Merge branch 'gitlab-ci-ccache-again' into 'master'
    
    gitlab-ci: Reenable ccache but disable it during the initial meson call
    
    See merge request GNOME/gtk!111

 .gitlab-ci.yml            | 28 +++++++++++++++++-----------
 .gitlab-ci/test-docker.sh |  9 +++++++++
 .gitlab-ci/test-msys2.sh  | 10 ++++++++++
 3 files changed, 36 insertions(+), 11 deletions(-)
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