修复：添加reset.css和cell加上right-icon的slot (#27)

* add reset css and remove postcss-salad

* cell add right icon slog

build/utils/postcss_pipe.js

@@ -4,18 +4,20 @@ var config = {
         'separators': {'descendent': '__', 'modifier': '--'}
     }
 };
+var reset = require('postcss-css-reset')();
+
 // https://github.com/trysound/postcss-easy-import
-var partialImport = require("postcss-easy-import")();
+var partialImport = require('postcss-easy-import')();
 
 // 这不是bem，虽然名字叫bem，其实它是suit
 // https://github.com/saladcss/saladcss-bem
-var bem = require("saladcss-bem")(config.bem);
+var bem = require('saladcss-bem')(config.bem);
 
 // https://github.com/jonathantneal/precss
-var precss = require("precss")();
+var precss = require('precss')();
 
 // https://github.com/postcss/autoprefixer
-var autoprefixer = require("autoprefixer")();
+var autoprefixer = require('autoprefixer')();
 
 module.exports = function (webpack) {
   // 顺序很重要
@@ -23,6 +25,7 @@ module.exports = function (webpack) {
     partialImport,
     bem,
     precss,
-    autoprefixer
+    autoprefixer,
+    reset
   ];
 };