Remove DKS
@adelmann @gsell and I propose to remove DKS for the following reasons:
- Maintaining DKS is costing valuable manpower resources
- There are several open DKS issues, especially many regression tests are broken (#405 (closed))
- On the users meeting Andreas presented a long-term possible generic replacement with Kokkos.
Todo List:
- remove from src (!353 (merged))
- update wiki
- remove from Manual (wasn't mentioned)
- remove from regression-tests (regression-tests!16 (merged))
- remove from NightlyBuild (NightlyBuild!13 (merged))