add simplecov
add rspec for user and question
Merge branch 'master' of git://github.com/jerry134/web6ey
Merge pull request #100 from Jael/master

修改了，没有登录用户和登录用户没权限做某事的跳转页面
Merge pull request #99 from caok/master

simplecov and rspec
赞的很 build pass哈
refact a little of the rspec
fixed bug about tags need to sigin
update README
Merge pull request #102 from hlee/master

Rspec improve and controller fixed
Fixed #101