Workspace: Strategy for safer update

[geofranzi]

Currently, the most time-consuming and error-prone step is updating the workspace. The previous setting can easily get lost during manual copy, or new settings can be overlooked.

• check what needs to be in the workspace (can something move to data or to the database)?
• settings files (at least the smpt settings) need to stay ar file, write a script to compare and copy between old and new