Part of config.yml

config.yml

admingenerator_form_extensions:
    image_manipulator:               liip_imagine
    upload_manager:                  vich_uploader
    collection_upload:
        async_listener_enabled:      true
        async_route_name:            admingenerator_async_upload
        file_storage:                my.admingenerator.form.file_storage.local
    include_jquery:                  true
    include_jqueryui:                true
    include_momentjs:                true
    include_blueimp:                 true