Merge pull request #2 from tuyencao/master

Modified   test.txt
Modified   app/index.html
Modified   app/scripts/app.js
Modified   app/scripts/controllers/main-controller.js
Modified   app/views/questions-list.html
Added      app/scripts/controllers/question-list-controller.js
Merge pull request #1 from hoanguyen311/master

New pull request