typo in README.md
Merge branch 'master' of https://github.com/BenjBouv/tent.js
app: handle post types, profile info types and notification url during registration
app: retrieve post_types, profile_info_types and notification_url whenever possible
app: retrieves app info if not present when calling getAuthUrl
updated test-app for retrieving auth url
test-profile: put back old profile after test running.
test-getprofile: avoid async requests when retrieving profile.
avoid multiple async requests when retrieving profile URL.