[#82988170] Admin DOI interface matches mocks
[#82988170] Prevent editing of starting number
Merge remote-tracking branch 'origin/master' into doi_ui

Conflicts:
	app/assets/javascripts/templates/journal/index.hbs
Do not validate if the field is empty
[#82988170] renamed doi start variable in ember
[#82988170] fix specs and some markup
Merge pull request #624 from Tahi-project/doi_ui

DOI UI