--Ask the user to give the "workerId" and the "controllerBaseUrl".
--Make sure the "libs" directory is created, if not exists.
--Make sure the "unzip" package is installed.
- Change the data-type of the "UrlReport.status" to be "enum StatusType", in order to increase consistency and comparability.
- Update the guidelines in the README.
- Add a "test"-switch in order to easily switch between test and normal mode.
- Fix an NPE, when requesting for the "AssignmentRequest".
- Upgrade the "installPublicationsRetriever.sh" to "installAndRun.sh", which takes care of everything.
- Define the newest SpringBoot-version in "build.gradle".
- Code cleanup.