for easier configuration of multiple servers on the same machine, FRAPPY_* env. variables are overriding the values from the general config file + apply expanduser where approporiate Change-Id: Icb73543402f5fb1b8a248a8b8d7fb470971492f4 Reviewed-on: https://forge.frm2.tum.de/review/c/sine2020/secop/playground/+/29351 Tested-by: Jenkins Automated Tests <pedersen+jenkins@frm2.tum.de> Reviewed-by: Enrico Faulhaber <enrico.faulhaber@frm2.tum.de> Reviewed-by: Markus Zolliker <markus.zolliker@psi.ch>