This allows simple UIs using stringified versions in text input. - add frappy.client.SecopClient.setParameterFromString - fix datatype tests + add updateItem to CallbackObject (for doc) Change-Id: Ic7792bdc51ba0884637b2d4acc0e9433c669314d Reviewed-on: https://forge.frm2.tum.de/review/c/secop/frappy/+/34736 Tested-by: Jenkins Automated Tests <pedersen+jenkins@frm2.tum.de> Reviewed-by: Markus Zolliker <markus.zolliker@psi.ch>