[gjs: 4/4] Merge branch 'eslint' into 'master'

[Philip Chimento <pchimento src gnome org>]

commit 9e525e456005cf33386abbfd1c224c9845f1e20a
Merge: 82af772 4ba8364
Author: Philip Chimento <philip chimento gmail com>
Date:   Tue Mar 6 13:35:29 2018 +0000

    Merge branch 'eslint' into 'master'
    
    cppLint + esLint
    
    Closes #124
    
    See merge request GNOME/gjs!83

 .eslintignore   |  2 ++
 .eslintrc.json  | 43 +++++++++++++++++++++++++++
 .gitlab-ci.yml  | 16 ++++++++++
 test/test-ci.sh | 91 ++++++++++++++++++++++++++++++++++++++++++++++++++-------
 4 files changed, 142 insertions(+), 10 deletions(-)
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