[gjs: 5/5] Merge branch 'formatting' into 'master'

[Philip Chimento <pchimento src gnome org>]

commit 466b459db7c6ee662132b3a38c2c2bc1d069c4ea
Merge: e5620e40 f3e104f0
Author: Philip Chimento <philip chimento gmail com>
Date:   Wed Jul 11 09:55:27 2018 +0000

    Merge branch 'formatting' into 'master'
    
    Formatting
    
    Closes #172
    
    See merge request GNOME/gjs!171

 .clang-format               |  27 ++
 .gitlab-ci.yml              |   3 +
 CPPLINT.cfg                 |   5 +-
 doc/CPP_Style_Guide.md      | 958 ++++++++++++++++++++++++++++++++++++++++++++
 doc/Hacking.md              |  10 +
 tools/apply-format          | 321 +++++++++++++++
 tools/git-pre-commit-format | 344 ++++++++++++++++
 7 files changed, 1665 insertions(+), 3 deletions(-)
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