'Register blueprints
:param app: a flask app instance
:return:'

@staticmethod
def register(app):

    app.register_blueprint(pages)
    app.register_blueprint(home_routes)
    app.register_blueprint(utils_routes)
    app.register_blueprint(sitemaps)
    app.register_blueprint(babel)
    app.register_blueprint(event_invoicing)
    app.register_blueprint(ticketing)
    app.register_blueprint(event_detail)
    app.register_blueprint(events)
    app.register_blueprint(event_speakers)
    app.register_blueprint(event_sessions)
    app.register_blueprint(event_scheduler)
    app.register_blueprint(event_export)
    app.register_blueprint(event_roles)
    app.register_blueprint(event_invites)
    app.register_blueprint(event_ticket_sales)
    app.register_blueprint(event_sponsors)
    app.register_blueprint(my_tickets)
    app.register_blueprint(my_sessions)
    app.register_blueprint(settings)
    app.register_blueprint(notifications)
    app.register_blueprint(profile)
    app.register_blueprint(sadmin)
    app.register_blueprint(sadmin_events)
    app.register_blueprint(sadmin_sales)
    app.register_blueprint(sadmin_sessions)
    app.register_blueprint(sadmin_users)
    app.register_blueprint(sadmin_permissions)
    app.register_blueprint(sadmin_messages)
    app.register_blueprint(sadmin_reports)
    app.register_blueprint(sadmin_settings)
    app.register_blueprint(sadmin_modules)
    app.register_blueprint(sadmin_content)
    app.register_blueprint(sadmin_debug)
