eslint and prettier

fixes creativetimofficial#47. eslint and prettier added with react plugin as optional dependencies. Ignores documentation directory. Matches current styling rules in place. To run use npm run-script lint.

.eslintignore

@@ -0,0 +1 @@
+documentation/

.eslintrc

@@ -0,0 +1,21 @@
+{
+	"env": {
+		"es6": true,
+		"node": true,
+		"browser": true
+	},
+	"parserOptions": {
+		"ecmaVersion": 6,
+		"sourceType": "module"
+	},
+	"plugins": [
+		"react"
+	],
+	"extends": [
+		"eslint:recommended",
+		"plugin:react/recommended",
+		"prettier",
+		"prettier/react",
+		"prettier/standard"
+	]
+}

package.json

@@ -1,42 +1,49 @@
 {
-  "name": "material-dashboard-react",
-  "version": "1.2.0",
-  "description": "Material Dashboard React. Coded by Creative Tim",
-  "private": false,
-  "main": "index.js",
-  "dependencies": {
-    "@material-ui/core": "1.2.1",
-    "@material-ui/icons": "1.1.0",
-    "@types/googlemaps": "3.30.9",
-    "@types/markerclustererplus": "2.1.33",
-    "ajv": "6.5.1",
-    "chartist": "0.10.1",
-    "classnames": "2.2.6",
-    "npm-run-all": "4.1.3",
-    "perfect-scrollbar": "1.4.0",
-    "react": "16.4.0",
-    "react-chartist": "0.13.1",
-    "react-dom": "16.4.0",
-    "react-google-maps": "9.4.5",
-    "react-router-dom": "4.3.1",
-    "react-scripts": "1.1.4",
-    "react-swipeable-views": "0.12.13"
-  },
-  "scripts": {
-    "start": "react-scripts start",
-    "build": "react-scripts build",
-    "test": "react-scripts test --env=jsdom",
-    "eject": "react-scripts eject"
-  },
-  "repository": {
-    "type": "git",
-    "url": "git+https://github.com/creativetimofficial/material-dashboard-react.git"
-  },
-  "keywords": [],
-  "author": "Creative Tim <[email protected]> (https://www.creative-tim.com/)",
-  "license": "MIT",
-  "bugs": {
-    "url": "https://github.com/creativetimofficial/material-dashboard-react/issues"
-  },
-  "homepage": "https://creativetimofficial.github.io/material-dashboard-react/#/dashboard"
-}
+	"name": "material-dashboard-react",
+	"version": "1.2.0",
+	"description": "Material Dashboard React. Coded by Creative Tim",
+	"private": false,
+	"main": "index.js",
+	"dependencies": {
+		"@material-ui/core": "1.2.1",
+		"@material-ui/icons": "1.1.0",
+		"@types/googlemaps": "3.30.9",
+		"@types/markerclustererplus": "2.1.33",
+		"ajv": "6.5.1",
+		"chartist": "0.10.1",
+		"classnames": "2.2.6",
+		"npm-run-all": "4.1.3",
+		"perfect-scrollbar": "1.4.0",
+		"react": "16.4.0",
+		"react-chartist": "0.13.1",
+		"react-dom": "16.4.0",
+		"react-google-maps": "9.4.5",
+		"react-router-dom": "4.3.1",
+		"react-scripts": "1.1.4",
+		"react-swipeable-views": "0.12.13"
+	},
+	"scripts": {
+		"start": "react-scripts start",
+		"build": "react-scripts build",
+		"test": "react-scripts test --env=jsdom",
+		"eject": "react-scripts eject",
+		"lint": "eslint . --fix;  exit 0"
+	},
+	"repository": {
+		"type": "git",
+		"url": "git+https://github.com/creativetimofficial/material-dashboard-react.git"
+	},
+	"keywords": [],
+	"author": "Creative Tim <[email protected]> (https://www.creative-tim.com/)",
+	"license": "MIT",
+	"bugs": {
+		"url": "https://github.com/creativetimofficial/material-dashboard-react/issues"
+	},
+	"homepage": "https://creativetimofficial.github.io/material-dashboard-react/#/dashboard",
+	"optionalDependencies": {
+		"eslint": "^5.1.0",
+		"eslint-config-prettier": "^2.9.0",
+		"eslint-plugin-react": "^7.10.0",
+		"prettier": "^1.13.7"
+	}
+}