Question, Answer Controller Spec 리팩토링
Question, Answer Controller Spec : User session 추가
Merge pull request #76 from plaredspear/master

Question, Answer Controller Spec : User session 추가
bundle link and favlink 모델 스텍 테스트 passed~
Merge remote-tracking branch 'upstream/master' into develop

Conflicts:
	config/routes.rb
라우팅 api 스코프 추가
Merge pull request #79 from hschoidr/master

전체 라우팅에 api 스코프 추가함
Merge remote-tracking branch 'upstream/master'

Conflicts:
	config/routes.rb
Comment Controller Spec 작성