(refactor) file and folders' structure / scaffolding - (fix) eslint +…

… prettier - (add) npm start watches scss now

.eslintrc.json

@@ -0,0 +1,32 @@
+{
+  "extends": [
+    "react-app",
+    "plugin:prettier/recommended"
+  ],
+  "plugins": [
+    "dependencies",
+    "prettier"
+  ],
+  "rules": {
+    "no-control-regex": 0,
+    "dependencies/no-cycles": "error",
+    "dependencies/no-unresolved": [
+      "error",
+      {
+        "ignore": [
+          "web3"
+        ]
+      }
+    ]
+  },
+  "settings": {
+    "import/resolver": {
+      "node": {
+        "extensions": [
+          ".js",
+          ".jsx"
+        ]
+      }
+    }
+  }
+}

.prettierignore

@@ -3,5 +3,4 @@ build_scripts
 config
 public
 scripts
-submodules
-*.js
+submodules

config/webpack.config.dev.js

@@ -9,6 +9,7 @@ const HtmlWebpackPlugin = require('html-webpack-plugin');
 const CaseSensitivePathsPlugin = require('case-sensitive-paths-webpack-plugin');
 const InterpolateHtmlPlugin = require('react-dev-utils/InterpolateHtmlPlugin');
 const WatchMissingNodeModulesPlugin = require('react-dev-utils/WatchMissingNodeModulesPlugin');
+const eslintFormatter = require('react-dev-utils/eslintFormatter');
 const ModuleScopePlugin = require('react-dev-utils/ModuleScopePlugin');
 const getCSSModuleLocalIdent = require('react-dev-utils/getCSSModuleLocalIdent');
 const getClientEnvironment = require('./env');
@@ -184,9 +185,9 @@ module.exports = {
         use: [
           {
             options: {
-              formatter: require.resolve('react-dev-utils/eslintFormatter'),
+              formatter: eslintFormatter,
               eslintPath: require.resolve('eslint'),
-              
+
             },
             loader: require.resolve('eslint-loader'),
           },
@@ -219,7 +220,7 @@ module.exports = {
               customize: require.resolve(
                 'babel-preset-react-app/webpack-overrides'
               ),
-              
+
               plugins: [
                 [
                   require.resolve('babel-plugin-named-asset-import'),
@@ -259,7 +260,7 @@ module.exports = {
               cacheDirectory: true,
               // Don't waste time on Gzipping the cache
               cacheCompression: false,
-              
+
               // If an error happens in a package, it's possible to be
               // because it was compiled. Thus, we don't want the browser
               // debugger to show the original code. Instead, the code