In the announcement...
This is the 1.5.0d release. It fixes some bugs (CGET) and improves the web interface functionality, using Apache or the built-in webserver.
You can download the release here:
The link, "http://natura-ingenium.nl/dicomserver/dicomserver150d.zip" is actually a link to dicomserver150c.zip, not ...150d.zip
---Shane