login and logout API methods + documentation
missing I18n.t
respond "method not allowed"
version bump
ip address assumed from request if not specified
Merge branch 'master' of git://github.com/openwisp/OpenWISP-Captive-Portals-Manager
Merge branch 'master' into auth_api

Conflicts:
	VERSION
	app/models/captive_portal.rb
Merge branch 'mac_address_auth' into auth_api
status endpoint
Merge pull request #22 from nemesisdesign/master

Add mac address authentication
Update VERSION
release 0.9.3