Chore/update eslint dependencies (#43)

* chore: update eslint dependencies

- update to lastest eslint version
- replace babel-eslint (deprecated) with @babel/eslint-parser

* tests: update tests to use updated ESLint

index.js

@@ -1,26 +1,29 @@
 module.exports = {
-    "extends": "airbnb",
-    "parser": "babel-eslint",
-    "plugins": [
-        "react",
-        "jsx-a11y",
-        "import"
-    ],
-    "env": {
-      "node": true,
-      "browser": true
-    },
-    "rules": {
-      "react/jsx-filename-extension": [0, { "extensions": [".js", ".jsx"] }],
-      "react/require-extension": 0,
-      "arrow-body-style": [2, "as-needed"],
-      "react/no-did-mount-set-state": 0,
-      "import/no-mutable-exports": 0,
-      "import/no-extraneous-dependencies": 0,
-      "no-console": 0,
-      "strict": 0,
-      "new-cap": [2, {"capIsNewExceptions": ["Router"]}],
-      "import/extensions": 0,
-      "import/prefer-default-export": 0
-    }
+  "extends": "airbnb",
+  "parserOptions": {
+    "parser": '@babel/eslint-parser',
+    "requireConfigFile": false,
+  },
+  "plugins": [
+    "react",
+    "jsx-a11y",
+    "import"
+  ],
+  "env": {
+    "node": true,
+    "browser": true
+  },
+  "rules": {
+    "react/jsx-filename-extension": [0, { "extensions": [".js", ".jsx"] }],
+    "react/require-extension": 0,
+    "arrow-body-style": [2, "as-needed"],
+    "react/no-did-mount-set-state": 0,
+    "import/no-mutable-exports": 0,
+    "import/no-extraneous-dependencies": 0,
+    "no-console": 0,
+    "strict": 0,
+    "new-cap": [2, { "capIsNewExceptions": ["Router"] }],
+    "import/extensions": 0,
+    "import/prefer-default-export": 0
+  }
 }