Email authentication
Sorted PROPERTIES of User model
Merge pull request #220 from mdxs/sort_user_model

Sorted PROPERTIES of User model
Replacing Flask-OAuth with Flask-OAuthlib
Merge pull request #218 from mdxs/use_flask_oauthlib

Replacing Flask-OAuth with Flask-OAuthlib
Updated to use authorized_response approach
Pre-release version 1.2.1
Merged
Merge pull request #221 from mdxs/upd_authorized

Updated to use authorized_response approach
Handle case in which email is None (as GitHub can provide)
Merge pull request #222 from mdxs/fix_create_user_db

Handle case in which email is None (as GitHub can provide)
Added  rel="nofollow" to order and filter links
Refactoring signin stuff
Merge pull request #223 from gmist/refactoring_signin

Refactoring signin stuff
Merged with gae-init
Renamed resp to response and minor refactor
Merged with gae-init/gae-init-auth: refactoring signin stuff.
Merge pull request #225 from gmist/simplify_signin

Refactoring signin stuff
Minor fix
Fixed typo