creation of core jails made more robust
creation of core jails made more robust

svenfuchs/adva_cms,botandrose/adva_cms,svenfuchs/adva_cms,svenfuchs/adva_cms,telekomatrix/adva_cms,botandrose/adva_cms,telekomatrix/adva_cms,telekomatrix/adva_cms,telekomatrix/adva_cms,svenfuchs/adva_cms,svenfuchs/adva_cms,telekomatrix/adva_cms,telekomatrix/adva_cms,botandrose/adva_cms