[data] further clean up
[data] further clean up

git-svn-id: https://svn.zmaw.de/svn/pycmbs/trunk@546 46f1e1ae-ddaa-4461-89cc-888b818d8ef3

Former-commit-id: 95cd5d282f630b728caf94bc885b4b5865b0997d
Former-commit-id: d51dd7defc81c1560fad76e442e6a17cdfcc8442
pygeo/pycmbs,pygeo/pycmbs