api post, oauth2
tests, avoid string for null
Merge branch 'master' into signup

Conflicts:
	requirements.txt
prod tweaks
Merge branch 'master' into signup

Conflicts:
	knotesy/templates/info.html
json serial err, middleware tweak
prod tweaks
create export option, add get_tld and domain
incorrect exception
Merge branch 'master' into inpageknotes

Conflicts:
	knotesy/assets/js/bookmarklet.js
	knotesy/user/views.py