Remove .bin files defined at react-scripts/package.json after eject (#1567)

* remove bin files after eject defined at package.json

* add swallowing try/catch

packages/react-scripts/scripts/eject.js

@@ -148,13 +148,19 @@ prompt(
   );
   console.log();
 
+  try {
+    // remove react-scripts and react-scripts binaries from app node_modules
+    Object.keys(ownPackage.bin).forEach(function(binKey) {
+      fs.removeSync(path.join(appPath, 'node_modules', '.bin', binKey));
+    });
+    fs.removeSync(ownPath);
+  } catch(e) {}
+
   if (fs.existsSync(paths.yarnLockFile)) {
     console.log(cyan('Running yarn...'));
-    fs.removeSync(ownPath);
     spawnSync('yarnpkg', [], {stdio: 'inherit'});
   } else {
     console.log(cyan('Running npm install...'));
-    fs.removeSync(ownPath);
     spawnSync('npm', ['install'], {stdio: 'inherit'});
   }
   console.log(green('Ejected successfully!'));