Merge pull request #4 from tienhoangna/pa

first
Merge pull request #5 from tienhoangna/pa

userpage
Merge pull request #6 from tienhoangna/pa

test edit users
Merge pull request #7 from tienhoangna/pa

edit signup page
Merge pull request #8 from tienhoangna/pa

edit sign up page 2
Merge pull request #9 from tienhoangna/pa

Diagram
Update show.html.erb
Update javascript.js
Update javascript.js
Update sessions_controller.rb
Fix conflict
Fix conflict
Edit utilities
Edit factories
Update Authentication
Update User_Controller
Update _header
Update Gemfile
Add All users
Update index.html.erb