RFE Stylint rules v1 -> v2

.stylelintrc

{
    "extends": "stylelint-config-standard",
    "rules": {
        "at-rule-empty-line-before": null,
        "at-rule-no-unknown": [
          true, {
            "ignoreAtRules": ["if", "else", "extend", "mixin", "include", "content", "for"]
          }
        ],
        "block-closing-brace-empty-line-before": null,
        "block-closing-brace-newline-after": null,
        "block-no-empty": null,
        "color-hex-case": "lower",
        "declaration-colon-newline-after": "always-multi-line",
        "declaration-empty-line-before": "never",
        "declaration-no-important": null,
        "font-family-name-quotes": "always-where-recommended",
        "function-comma-newline-after": null,
        "function-parentheses-space-inside": null,
        "function-url-quotes": "never",        
        "indentation": 4,
        "max-empty-lines": 4,
        "max-nesting-depth": 3,        
        "media-feature-name-no-vendor-prefix": true,
        "number-leading-zero": "never",
        "no-descending-specificity": null,
        "no-duplicate-selectors": null,
        "no-extra-semicolons": true,
        "property-no-vendor-prefix": true,                        
        "rule-empty-line-before": null,
        "selector-attribute-quotes": "always",
        "selector-list-comma-space-after": "always-single-line",
        "selector-list-comma-newline-after": null,
        "selector-max-id": 0,
        "selector-max-specificity": "0,4,0",
        "selector-max-universal": 1,
        "selector-no-vendor-prefix": true,                        
        "selector-pseudo-element-colon-notation": "single",
        "unit-whitelist": [ "em", "rem", "%", "px", "s", "deg", "vh", "vw" ],
        "value-no-vendor-prefix": true        
    }
}