Prevent Babel config overridden (facebook#5109)

Author: lixiaoyan

config/jest/babelTransform.js

@@ -12,4 +12,5 @@ const babelJest = require('babel-jest');
 module.exports = babelJest.createTransformer({
   presets: [require.resolve('babel-preset-react-app')],
   babelrc: false,
+  configFile: false,
 });

config/webpack.config.dev.js

@@ -234,6 +234,7 @@ module.exports = {
                 options: {
                   // @remove-on-eject-begin
                   babelrc: false,
+                  configFile: false,
                   presets: [require.resolve('babel-preset-react-app')],
                   // Make sure we have a unique cache identifier, erring on the
                   // side of caution.
@@ -289,6 +290,7 @@ module.exports = {
                 loader: require.resolve('babel-loader'),
                 options: {
                   babelrc: false,
+                  configFile: false,
                   compact: false,
                   presets: [
                     [

config/webpack.config.prod.js

@@ -275,6 +275,7 @@ module.exports = {
                 options: {
                   // @remove-on-eject-begin
                   babelrc: false,
+                  configFile: false,
                   presets: [require.resolve('babel-preset-react-app')],
                   // Make sure we have a unique cache identifier, erring on the
                   // side of caution.
@@ -323,6 +324,7 @@ module.exports = {
                 loader: require.resolve('babel-loader'),
                 options: {
                   babelrc: false,
+                  configFile: false,
                   compact: false,
                   presets: [
                     [