Express addition

node_modules/clean-css/lib/reader/normalize-path.js

@@ -0,0 +1,8 @@
+var UNIX_SEPARATOR = '/';
+var WINDOWS_SEPARATOR_PATTERN = /\\/g;
+
+function normalizePath(path) {
+  return path.replace(WINDOWS_SEPARATOR_PATTERN, UNIX_SEPARATOR);
+}
+
+module.exports = normalizePath;