refs task#user_signin
Merge pull request #9 from TrAnh/task#user_signin

refs task#user_signin
refs task#routes_admin
Merge pull request #10 from TrAnh/task#routes_admin

refs task#routes_admin
refs task#skill
Merge pull request #11 from TrAnh/task#skill

refs task#skill
update routes file
Merge pull request #13 from quanghung/update_routes_file

update routes file
refs task#delete_skill
Merge pull request #15 from TrAnh/task#delete_skill

refs task#delete_skill
show edit add position
Merge pull request #14 from quanghung/update_routes_file

show add edit position
task#admin_user