+ split out metaclass and params Change-Id: I4d9092827cd74da6757ef1f30d2460471e5e5ef3 Reviewed-on: https://forge.frm2.tum.de/review/18190 Tested-by: JenkinsCodeReview <bjoern_pedersen@frm2.tum.de> Reviewed-by: Enrico Faulhaber <enrico.faulhaber@frm2.tum.de>