use story_comment and task_comment instead of just comment
add story comment to story
添加权限检测
添加用户到项目
add story type story tag
Merge pull request #2 from chonglou/f_teamwork_sz

teamwork module
fix routes error
fix tw model select widget error
remove user fullname
恢复user fullname
add user first_name and last_name setting
upgrate rails to 4.2.0
emjoi asserts
add responders gem
using active job
add sign_in logging
remove logs updated_at column