Update wagtail-markdown from 0.5a3 to 0.5
Update wagtail-markdown from 0.5a3 to 0.5
chrisdev/wagtail-cookiecutter-foundation,ilendl2/wagtail-cookiecutter-foundation,ilendl2/wagtail-cookiecutter-foundation,chrisdev/wagtail-cookiecutter-foundation,ilendl2/wagtail-cookiecutter-foundation,chrisdev/wagtail-cookiecutter-foundation