- use login_ajax (in place of login_session with shim) for logistration's call to login POST - add toggle for using login_ajax from logistration - FEATURES['ENABLE_LOGIN_POST_WITHOUT_SHIM'] - add custom metrics for redirect_url - update test for third-party auth error_code NOTE: The error_code `third-party-auth-with-no-linked-account` was introduced in JSON in this earlier PR: https://github.com/edx/edx-platform/pull/22452/files ARCH-1253
common ------ This directory contains common code shared between LMS and CMS, such as Mako templates, CSS, and Coffescript.