Move the SignServer AdminWeb from being an Enterprise Edition only feature to be a standard SignServer feature also available to the community.
- ✔Move the project/module
- ✔Fix issues like dependencies, tests etc.
- ✔Test Community Edition building, deploying and accessing AdminWeb
- Update documentation
- ✔Remove EE-badge
- ✔Update feature community vs enterprise listings
- ✔Added note about the admin web being available in CE for 5.2