django context processors 사용base.html, header.html에서 context 값을 넣기 위해서 고군분투하다가 결국 해결했다! 참고한 사이트들https://docs.djangoproject.com/en/dev/ref/templates/api/#subclassing-context-requestcontexthttps://www.webforefront.com/django/setupdjangocontextprocessors.htmlhttp://stackoverflow.com/questions/37176023/access-custom-context-processor-in-django-1-9http://stackoverflow.com/questions/39339569/django-cu..