Starting version 4.x clean-css is split into two packages and we should depend on clean-css-cli for versions 4 and above. Tested it and we have currently some problem with it like fonts and images got referenced under css folder. So sticking version to 3.x for now.

vor 9 Jahren · be8860080c
--- a/package.json
+++ b/package.json
@@ -57,7 +57,7 @@
 
				
				     "babel-preset-es2015": "^6.18.0",
			
 
				
				     "babel-preset-react": "^6.16.0",
			
 
				
				     "babel-preset-stage-1": "^6.16.0",
			
 
				
				-    "clean-css": "*",
			
 
				
				+    "clean-css": "^3.0.0",
			
 
				
				     "css-loader": "*",
			
 
				
				     "eslint": "^3.13.1",
			
 
				
				     "eslint-plugin-jsdoc": "*",