Downgrade bundlesize until they make brotli optional since it doesn't work with node.js 10.x yet.

So, babel, qunit/karma-qunit and bundle-size aren't the latest versions.

* Update Dependencies (REUPLOAD)

Uglify-JS: 2.8.22 > 3.0.3
QUnitJS: 2.3.1 > 2.3.2
PostCSS-CLI: 3.1.1 > 4.0.0
Clean-CSS-CLI: 4.0.12 > 4.1.0
Babel-Eslint: 7.2.2 > 7.2.3
AutoPrefixer: 6.7.7 > 7.0.1

* Updates More Dependencies

Autoprefixer: v7.0.1 > v7.1.1
Clean-CSS-CLI: v4.1.0 > v4.1.3
Node-Sass: v4.5.2 > v4.5.3
PostCSS-FlexBugs-Fixes: v2.1.1 > v3.0.0
Uglify-JS: v3.0.3 > v3.0.11
Signed-off-by: CDAGaming <cstack2011@yahoo.com>

* Update Gem Bundler Dependency

Signed-off-by: CDAGaming <cstack2011@yahoo.com>

* Update Gemfile.lock Dependency

Signed-off-by: CDAGaming <cstack2011@yahoo.com>

* Update QUnit

Signed-off-by: CDAGaming <cstack2011@yahoo.com>

* Update Uglify-JS to v3.0.13

Signed-off-by: CDAGaming <cstack2011@yahoo.com>

[skip sauce]

SCSS-Lint 0.49.0 modifies Shorthand linter to report lint if a shorthand
of a length not specified in the allowed_shorthands option is used.

New defaults include "4" in the list of allowed shorthands, so we are changing our configuration accordingly.

Ref: https://github.com/brigade/scss-lint/commit/e283d1689699f581561fea344df3168128c46d7b

[skip sauce]

Jekyll 3.x has it as a dependency already.