FEAT #11277 TIME 1:00 Tag controller + refactoring

migration/19.12/1912.sql

modules/tags/class/TagControler_Abstract.php

modules/tags/manage_tag_list_controller.php

rest/index.php

sql/reinit_sequences.sql

sql/structure.sql

src/app/customField/controllers/CustomFieldController.php

src/app/resource/controllers/ExportController.php

src/app/tag/controllers/TagController.php

src/app/tag/models/TagModel.php

src/core/controllers/AutoCompleteController.php

src/core/lang/lang-en.php

src/core/lang/lang-fr.php

src/core/lang/lang-nl.php