Merge branch 'release/2.3.0' into develop
add routes for billing api
implemented rest api for authorized_urls and authorized_url_groups
add users and permissions to billing api
remove breakspaces before parentheses for preventing warnings
remove require securerandom from user model
use ActiveSupport::SecureRandom instead native
fix string and number comparison in api/billing/users_controller
passport plugin: add user guid to logs
add log and reference to billing api (work in progress)
add reference to billing API
addition to reference
billing API change limit to 1000 per page in /users
billing API - add show user by id or guid
billing API - some bug fix
billing API - add update permissions for user
billing API - fix json parse error handler
billing API - add users search by login, nickname or email
admin - add icon and color identification for permissions set by billing
billing API - change guid update method in migration