* Implement a script to upload/download api config file
(cherry picked from commit 6f23fd7e1cb5fae3649a2d5fd27c5a4edbab8fed)
* Added an README
* Update schema.js path in README
* Some refactoring
* Correct upload path in readme
Merge pull request #22 from jayzeng/feature/21_config

Feature/21 config
Merge pull request #19 from jayzeng/master

* Move question to be a directive
* added missing module
* Render better error message when aws credentials are incorrect
* update interview question service name
* basic form validation
* Populate interview questions from database