It's not used anymore.

vor 8 Jahren · f39dfa7f7a
--- a/package.json
+++ b/package.json
@@ -32,7 +32,6 @@
 
				
				     "babel-core": "6.24.0",
			
 
				
				     "babel-eslint": "7.2.1",
			
 
				
				     "babel-loader": "6.4.1",
			
 
				
				-    "babel-polyfill": "6.23.0",
			
 
				
				     "babel-preset-es2015": "6.24.0",
			
 
				
				     "eslint": "3.18.0",
			
 
				
				     "eslint-plugin-flowtype": "2.30.4",