Changed the object detection conserning import via sdf File

Changed the object detection conserning import via sdf File

requested review from @kartmann

added 4 commits

• a91cdc1b...bb4cd567 - 2 commits from branch master
• d35add89 - Merge branch 'master' into ChangesForBaFalkWarmboldConserningSdfFiles
• f5f49ee3 - Some more Debug informations

Compare with previous version

Closed in favor of !60 (merged)

closed

mentioned in merge request !61 (closed)