Adding lint config files.

Author: ianjevans

.eslintrc.js

@@ -0,0 +1,14 @@
+{
+  "extends": "standard",
+  "rules": {
+    "arrow-parens": ["error", "always"],
+    "comma-dangle": ["error", {
+      "arrays": "always-multiline",
+      "objects": "always-multiline",
+      "imports": "always-multiline",
+      "exports": "always-multiline"
+    }],
+    "max-len": [1, 120, 2],
+    "spaced-comment": "off"
+  }
+}

.stylelintrc

@@ -0,0 +1,7 @@
+{
+  "extends": "stylelint-config-standard",
+  "rules": {
+    "comment-empty-line-before": null,
+    "no-descending-specificity": null,
+  }
+}