updates to swagger file
Add sources to requirement
Fix issue with requirements in yaml file
bug fix
minor jshint error fix
db migration changes
requirement model added
revert back the previous comment requriement controller added. Model name corrected
syntax error
new resource tests implemented
Merge remote-tracking branch 'origin/challenge-updates' into challenge-updates
Merge branch 'master' into challenge-updates

Conflicts:
	app.js
Merge pull request #10 from appirio-tech/challenge-updates

Lots of challenge updates