update node modules

node_modules/clean-css/lib/optimizer/level-1/value-optimizers/time.js

@@ -0,0 +1,31 @@
+var OptimizationLevel = require('../../../options/optimization-level').OptimizationLevel;
+
+var TIME_VALUE = /^(\-?[\d\.]+)(m?s)$/;
+
+var plugin = {
+  level1: {
+    value: function time(name, value, options) {
+      if (!options.level[OptimizationLevel.One].replaceTimeUnits) {
+        return value;
+      }
+
+      if (!TIME_VALUE.test(value)) {
+        return value;
+      }
+
+      return value.replace(TIME_VALUE, function (match, val, unit) {
+        var newValue;
+
+        if (unit == 'ms') {
+          newValue = parseInt(val) / 1000 + 's';
+        } else if (unit == 's') {
+          newValue = parseFloat(val) * 1000 + 'ms';
+        }
+
+        return newValue.length < match.length ? newValue : match;
+      });
+    }
+  }
+};
+
+module.exports = plugin;