yeah, it was mvn eclipse:eclipse that was complaining about the missing version:

```
[ERROR]   The project org.openengsb.framework.ekb:org.openengsb.framework.ekb.persistence.persist.edb:3.0.0-SNAPSHOT (/home/szernex/openengsb/openengsb-framework/components/ekb/persistence-persist-edb/pom.xml) has 1 error
[ERROR]     'dependencies.dependency.version' for org.openengsb.framework.workflow:org.openengsb.framework.workflow.api:jar is missing. @ line 165, column 17
```