[WIP] Fix the multi-line plot so that it works again

.eslintrc

@@ -0,0 +1,112 @@
+{
+  "parser": "babel-eslint",
+  "env": {
+    "browser": true,
+    "es6": true
+  },
+  "extends": [
+    "eslint:recommended",
+    "airbnb",
+    "plugin:react/recommended"
+  ],
+  "plugins": [
+    "react"
+  ],
+  "settings": {
+    "react": {
+      "pragma": "React"
+    },
+    "ecmascript": 6
+  },
+  "globals": {
+    "VERSION": false
+  },
+  "parserOptions": {
+    "ecmaFeatures": {
+      "jsx": true
+    },
+    "ecmaVersion": 6
+  },
+  "rules": {
+    // TODOs:
+
+    "no-param-reassign": 0, // https://github.com/higlass/higlass/issues/483
+    "react/no-find-dom-node": 0, // https://github.com/higlass/higlass/issues/510
+    "react/require-default-props": 0, // https://github.com/higlass/higlass/issues/523
+    "import/no-cycle": 0,
+
+    // Below, if it's turned off (0), we definitely do not care about the rule.
+    // If it's turned on (2), and you have a violation, either
+    //   - fix it
+    //   - eslint-disable just your line
+    //   - or turn it off globally; we might be too picky.
+    // If it's a warning (1), we'd like to turn it either fully on or fully off, eventually.
+
+    "jsx-a11y/anchor-is-valid": 0,
+    "jsx-a11y/click-events-have-key-events": 0,
+    "jsx-a11y/no-noninteractive-element-interactions": 0,
+    "jsx-a11y/no-static-element-interactions": 0,
+    "jsx-a11y/role-has-required-aria-props": 0,
+    "class-methods-use-this": 0,
+    "comma-dangle": 0,
+    "guard-for-in": 0,
+    "jsx-quotes": 2,
+    "no-bitwise": 0,
+    "no-console": [2, { "allow": ["warn", "error"] }],
+    "no-constant-condition": 2,
+    "no-continue": 0,
+    "no-mixed-operators": 0,
+    "no-multi-spaces": [2, { "ignoreEOLComments": true }],
+    "no-plusplus": 0,
+    "no-prototype-builtins": 0,
+    "no-underscore-dangle": 0,
+    "no-unused-vars": [2, { "args": "none" }],
+    "prefer-destructuring": 0,
+    "react/destructuring-assignment": 0,
+    "react/display-name": 0,
+    "react/forbid-prop-types": 0,
+    "react/jsx-boolean-value": 0,
+    "react/jsx-closing-bracket-location": 2,
+    "react/jsx-curly-spacing": 2,
+    "react/jsx-equals-spacing": 2,
+    "react/jsx-filename-extension": [2, { "extensions": [".js", ".jsx"] }],
+    "react/jsx-handler-names": 0,
+    "react/jsx-indent": 0,
+    "react/jsx-indent-props": 0,
+    "react/jsx-key": 2,
+    "react/jsx-max-props-per-line": 2,
+    "react/jsx-no-bind": [0, {"ignoreRefs": true }],
+    "react/jsx-no-duplicate-props": 2,
+    "react/jsx-no-literals": 0,
+    "react/jsx-no-undef": 2,
+    "react/jsx-pascal-case": 2,
+    "react/jsx-sort-props": 2,
+    "react/jsx-uses-react": 2,
+    "react/jsx-uses-vars": 2,
+    "no-restricted-syntax": 0,
+    "react/no-danger": 1,
+    "react/no-deprecated": 2,
+    "react/no-did-mount-set-state": 1,
+    "react/no-did-update-set-state": 2,
+    "react/no-is-mounted": 2,
+    "react/no-multi-comp": 2,
+    "react/no-set-state": 0,
+    "react/no-string-refs": 1,
+    "react/no-unknown-property": 2,
+    "react/no-unused-prop-types": 0,
+    "react/no-unused-state": 0,
+    "react/prefer-es6-class": 2,
+    "react/prop-types": 1,
+    "react/react-in-jsx-scope": 2,
+    "react/self-closing-comp": 2,
+    "react/sort-comp": 0
+  },
+  "overrides": [
+    {
+      "files": ["test/**/*.js"],
+      "rules": {
+        "no-use-before-define": 0 // So viewconfs can be below the body of the test.
+      }
+    }
+  ]
+}