Revert "HSR-Idiotenseite back in"

This reverts commit a7ac61054ed7397e2426887d7b355cd11a4f6b81.
Revert "Removed Idiotenseite to update"

This reverts commit b7ba02d07f31395680899a865bc8d7585de6c4b5.
Revert "Update .gitmodules"

This reverts commit 2c3e33351f74751379f09190a391e75948f4dc05.