feature/REGAPP-51 extend attribute sources to projects

See merge request reg-app/reg-app!60

problems with circular dependency on regapp-idty

REGAPP-40 remove federation box from discovery page

See merge request reg-app/reg-app!58

Version is too old.

REGAPP-52 add projects to drools env

See merge request reg-app/reg-app!57

REGAPP-49 Add generated local username for service admin

See merge request reg-app/reg-app!56

in the user tab.

REGAPP-47

See merge request reg-app/reg-app!54

REGAPP-47 Behebe "Cannot inject HttpServletRequest outside of a Servlet request" beim Löschen von SshKeys

REGAPP-41 Several small bugfixes and improvments

Closes #170, #162, #167, #171, #165, #172, #159, #142, #164, and #145

See merge request reg-app/reg-app!55

closes #145

closes #164

closes #142

closes #159

closes #172

closes #165

closes #171

closes #167

Service Admins need to know, when they have to approve a project

cloese #166

closes #162

Closes #170

Feature/regapp 17 project management

See merge request reg-app/reg-app!53