[BugFix] 将i18n的中文包中文字符进行转码，防止在非utf-8页面下会出错
Merge branch 'dev' of https://github.com/BaiduFE/Tangram2 into dev
Merge branch 'dev' of https://github.com/BaiduFE/Tangram2 into dev
[Change] 重新加入zh-CN语言包到打包源码中
Merge pull request #580 from linlingyu/dev

Dev