Question Model 생성 (title, content)
Question FactoryGirl 추가 (title, content)
Question Spec 초기화
Question Spec 구문 추가 (title, content)
Question Model에 Spec 반영
Merge pull request #59 from plaredspear/master

Question #1 Model 생성 및 Spec 작성
Merge remote-tracking branch 'upstream/master' into develop