API Convert gulp and Compass builds to use Webpack

Author: raissanorth

.eslintrc.js

@@ -0,0 +1 @@
+module.exports = require('@silverstripe/eslint-config/.eslintrc');

.gitignore

@@ -1,6 +1,5 @@
-.ssh/*
-.bash*
-.profile
 /vendor/*
 .sass-cache/*
 /node_modules/
+**/*.js.map
+**/*.css.map

.sass-lint.yml

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+# sass-lint config to match the AirBNB style guide
+# See silverstripe-admin
+files:
+  include: '**/client/src/**/*.scss'
+  ignore:
+    - 'client/src/styles/legacy/*'
+    - 'src/**/*'
+options:
+  formatter: stylish
+  merge-default-rules: false
+rules:
+  # Warnings
+  # Things that require actual refactoring are marked as warnings
+  class-name-format:
+    - 1
+    - convention: hyphenatedbem
+  placeholder-name-format:
+    - 1
+    - convention: hyphenatedlowercase
+  nesting-depth:
+    - 1
+    - max-depth: 3
+  no-ids: 1
+  no-important: 1
+  no-misspelled-properties:
+    - 1
+    - extra-properties:
+       - "-moz-border-radius-topleft"
+       - "-moz-border-radius-topright"
+       - "-moz-border-radius-bottomleft"
+       - "-moz-border-radius-bottomright"
+  variable-name-format:
+    - 1
+    - allow-leading-underscore: true
+      convention: hyphenatedlowercase
+  no-extends: 1
+
+  # Warnings: these things are preferential rather than mandatory
+  no-css-comments: 1
+
+  # Errors
+  # Things that can be easily fixed are marked as errors
+  indentation:
+    - 2
+    - size: 2
+  final-newline:
+    - 2
+    - include: true
+  no-trailing-whitespace: 2
+  border-zero:
+    - 2
+    - convention: '0'
+  brace-style:
+    - 2
+    - allow-single-line: true
+  clean-import-paths:
+    - 2
+    - filename-extension: false
+      leading-underscore: false
+  no-debug: 2
+  no-empty-rulesets: 2
+  no-invalid-hex: 2
+  no-mergeable-selectors: 2
+  # no-qualifying-elements:
+  #   - 1
+  #   - allow-element-with-attribute: false
+  #     allow-element-with-class: false
+  #     allow-element-with-id: false
+  no-trailing-zero: 2
+  no-url-protocols: 2
+  quotes:
+    - 2
+    - style: double
+  space-after-bang:
+    - 2
+    - include: false
+  space-after-colon:
+    - 2
+    - include: true
+  space-after-comma:
+    - 2
+    - include: true
+  space-before-bang:
+    - 2
+    - include: true
+  space-before-brace:
+    - 2
+    - include: true
+  space-before-colon: 2
+  space-between-parens:
+    - 2
+    - include: false
+  trailing-semicolon: 2
+  url-quotes: 2
+  zero-unit: 2
+  single-line-per-selector: 2
+  one-declaration-per-line: 2
+  empty-line-between-blocks:
+    - 2
+    - ignore-single-line-rulesets: true
+
+
+  # Missing rules
+  # There are no sass-lint rules for the following AirBNB style items, but thess
+  # - Put comments on their own line
+  # - Put property delcarations before mixins
+
+  # Disabled rules
+
+  # These are other rules that we may wish to consider using in the future
+  # They are not part of the AirBNB CSS standard but they would introduce some strictness
+  # bem-depth: 0
+  # variable-for-property: 0
+  # no-transition-all: 0
+  # hex-length:
+  #   - 1
+  #   - style: short
+  # hex-notation:
+  #   - 1
+  #   - style: lowercase
+  # property-units:
+  #   - 1
+  #   - global:
+  #       - ch
+  #       - em
+  #       - ex
+  #       - rem
+  #       - cm
+  #       - in
+  #       - mm
+  #       - pc
+  #       - pt
+  #       - px
+  #       - q
+  #       - vh
+  #       - vw
+  #       - vmin
+  #       - vmax
+  #       - deg
+  #       - grad
+  #       - rad
+  #       - turn
+  #       - ms
+  #       - s
+  #       - Hz
+  #       - kHz
+  #       - dpi
+  #       - dpcm
+  #       - dppx
+  #       - '%'
+  #     per-property: {}
+  # force-attribute-nesting: 1
+  # force-element-nesting: 1
+  # force-pseudo-nesting: 1
+  # function-name-format:
+  #   - 1
+  #   - allow-leading-underscore: true
+  #     convention: hyphenatedlowercase
+  # no-color-literals: 1
+  # no-duplicate-properties: 1
+  # mixin-name-format:
+  #   - 1
+  #   - allow-leading-underscore: true
+  #     convention: hyphenatedlowercase
+  # shorthand-values:
+  #   - 1
+  #   - allowed-shorthands:
+  #       - 1
+  #       - 2
+  #       - 3
+  # leading-zero:
+  #   - 1
+  #   - include: false
+  # no-vendor-prefixes:
+  #   - 1
+  #   - additional-identifiers: []
+  #     excluded-identifiers: []
+  #     placeholder-in-extend: 1
+  # no-color-keywords: 2