add three stages of decoupling in front end
commit _site files
update .gitignore file
add static files to repo, for supporting github pages
Merge branch 'master' of git://github.com/XingKaiZhang/frontend-style into XingKaiZhang-master
Merge pull request #1 from changyou/gh-pages

目录结构改变，放到GitHub托管页面