Revert "DAT-3 try to reduce build time"
Revert "DAT-3 try to reduce build time"

This reverts commit 57072e3829f898feda031a684b2e5e3bdd6771ab.

hsr-ba-fs15-dat/ba-doc,hsr-ba-fs15-dat/ba-doc,hsr-ba-fs15-dat/ba-doc