Add production dependencies

node_modules/import-regex/index.js

@@ -0,0 +1,17 @@
+'use strict';
+
+/**
+ * Regular expression for matching CSS @imports
+ *
+ * @param {Object} opts
+ * @api public
+ */
+
+module.exports = function (opts) {
+	opts = opts || {};
+
+	var regex = '(?:@import)(?:\\s)(?:url)?(?:(?:(?:\\()(["\'])?(?:[^"\')]+)\\1(?:\\))|(["\'])(?:.+)\\2)(?:[A-Z\\s])*)+(?:;)';
+
+	return opts.exact ? new RegExp('(?:^' + regex + '$)', 'i') :
+						new RegExp('(?:^|\\s)?' + regex, 'gi');
+};