Update dependencies and add format/stringify options

package.json

@@ -33,8 +33,7 @@
   "homepage": "https://github.com/jkenlooper/stripmq",
   "dependencies": {
     "nopt": "^2.2.1",
-    "css-parse": "^1.7.0",
-    "css-mediaquery": "^0.1.2",
-    "css-stringify": "^1.4.1"
+    "css": "^1.6.0",
+    "css-mediaquery": "^0.1.2"
   }
 }

stripmq.js

@@ -1,7 +1,6 @@
 'use strict';
 
-var parse = require('css-parse'),
-    stringify = require('css-stringify'),
+var css = require('css'),
     mediaQuery = require('css-mediaquery');
 
 
@@ -23,9 +22,13 @@ function stripMediaQueries (ast, options) {
 /**
  * strip media queries
  * @param   {string} input
+ * @param   {object} options
+ * @param   {object} formatOptions
  * @returns {string} output
  */
-function StripMQ(input, options) {
+function StripMQ(input, options, formatOptions) {
+    options || (options = {});
+    formatOptions || (formatOptions = {});
 
     options = {
         type:            options.type || 'screen',
@@ -39,9 +42,9 @@ function StripMQ(input, options) {
         color:           options.color || 3
     };
 
-    var tree = parse(input);
+    var tree = css.parse(input);
     tree = stripMediaQueries(tree, options);
-    return stringify(tree);
+    return css.stringify(tree, formatOptions);
 }
 
 module.exports = StripMQ;