Merge pull request #5 from hoanguyen311/master

Update
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge pull request #6 from tuyetle/master

update back top
Merge pull request #6 from tuyetle/master

update back top
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform
Merge branch 'master' of https://github.com/dluyllong/Q-A-Platform